20785830780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:485

約数の個数: 384

約数和(自身を含む): 70108416000

約数和(自身を除く): 49322585220

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 71, 78, 110, 130, 132, 142, 143, 149, 156, 165, 195, 213, 220, 229, 260, 284, 286, 298, 330, 355, 390, 426, 429, 447, 458, 572, 596, 660, 687, 710, 715, 745, 780, 781, 852, 858, 894, 916, 923, 1065, 1145, 1374, 1420, 1430, 1490, 1562, 1639, 1716, 1788, 1846, 1937, 2130, 2145, 2235, 2290, 2343, 2519, 2748, 2769, 2860, 2977, 2980, 3124, 3278, 3435, 3692, 3874, 3905, 4260, 4290, 4470, 4580, 4615, 4686, 4917, 5038, 5538, 5811, 5954, 6556, 6870, 7557, 7748, 7810, 8195, 8580, 8931, 8940, 9230, 9372, 9685, 9834, 10076, 10153, 10579, 11076, 11622, 11715, 11908, 12595, 13740, 13845, 14885, 15114, 15620, 16259, 16390, 17862, 18460, 19370, 19668, 20306, 21158, 21307, 23244, 23430, 24585, 25190, 27690, 29055, 29770, 30228, 30459, 31737, 32518, 32747, 32780, 34121, 35724, 37785, 38740, 40612, 42316, 42614, 44655, 46860, 48777, 49170, 50380, 50765, 52895, 55380, 58110, 59540, 60918, 63474, 63921, 65036, 65494, 68242, 75570, 81295, 85228, 89310, 97554, 98241, 98340, 101530, 102363, 105790, 106535, 116220, 116369, 121836, 126948, 127842, 130988, 136484, 137527, 151140, 152295, 158685, 162590, 163735, 170605, 178620, 178849, 195108, 196482, 203060, 204726, 211367, 211580, 213070, 232738, 243885, 255684, 275054, 304590, 317370, 319605, 325180, 327470, 341210, 349107, 357698, 375331, 392964, 409452, 412581, 422734, 426140, 443573, 465476, 487770, 491205, 511815, 536547, 550108, 581845, 609180, 634101, 634740, 639210, 654940, 682420, 687635, 698214, 715396, 750662, 825162, 845468, 887146, 894245, 975540, 982410, 1023630, 1056835, 1073094, 1125993, 1163690, 1268202, 1278420, 1330719, 1375270, 1396428, 1501324, 1512797, 1650324, 1745535, 1774292, 1788490, 1876655, 1964820, 2047260, 2062905, 2113670, 2146188, 2217865, 2251986, 2325037, 2327380, 2422591, 2536404, 2661438, 2682735, 2750540, 3025594, 3170505, 3491070, 3576980, 3753310, 4125810, 4227340, 4435730, 4503972, 4538391, 4650074, 4845182, 4879303, 5322876, 5365470, 5629965, 6051188, 6341010, 6653595, 6975111, 6982140, 7267773, 7506620, 7563985, 8251620, 8871460, 9076782, 9300148, 9690364, 9758606, 10730940, 11259930, 11625185, 12112955, 12682020, 13307190, 13950222, 14535546, 14637909, 15127970, 18153564, 19517212, 22519860, 22691955, 23250370, 24225910, 24396515, 26614380, 26648501, 27900444, 29071092, 29275818, 30255940, 31493683, 34875555, 36338865, 45383910, 46500740, 48451820, 48793030, 53297002, 58551636, 62987366, 69751110, 72677730, 73189545, 79945503, 90767820, 94481049, 97586060, 106594004, 125974732, 133242505, 139502220, 145355460, 146379090, 157468415, 159891006, 188962098, 266485010, 292758180, 314936830, 319782012, 346430513, 377924196, 399727515, 472405245, 532970020, 629873660, 692861026, 799455030, 944810490, 1039291539, 1385722052, 1598910060, 1732152565, 1889620980, 2078583078, 3464305130, 4157166156, 5196457695, 6928610260, 10392915390, 20785830780]

約数ペア:

[(1, 20785830780), (2, 10392915390), (3, 6928610260), (4, 5196457695), (5, 4157166156), (6, 3464305130), (10, 2078583078), (11, 1889620980), (12, 1732152565), (13, 1598910060), (15, 1385722052), (20, 1039291539), (22, 944810490), (26, 799455030), (30, 692861026), (33, 629873660), (39, 532970020), (44, 472405245), (52, 399727515), (55, 377924196), (60, 346430513), (65, 319782012), (66, 314936830), (71, 292758180), (78, 266485010), (110, 188962098), (130, 159891006), (132, 157468415), (142, 146379090), (143, 145355460), (149, 139502220), (156, 133242505), (165, 125974732), (195, 106594004), (213, 97586060), (220, 94481049), (229, 90767820), (260, 79945503), (284, 73189545), (286, 72677730), (298, 69751110), (330, 62987366), (355, 58551636), (390, 53297002), (426, 48793030), (429, 48451820), (447, 46500740), (458, 45383910), (572, 36338865), (596, 34875555), (660, 31493683), (687, 30255940), (710, 29275818), (715, 29071092), (745, 27900444), (780, 26648501), (781, 26614380), (852, 24396515), (858, 24225910), (894, 23250370), (916, 22691955), (923, 22519860), (1065, 19517212), (1145, 18153564), (1374, 15127970), (1420, 14637909), (1430, 14535546), (1490, 13950222), (1562, 13307190), (1639, 12682020), (1716, 12112955), (1788, 11625185), (1846, 11259930), (1937, 10730940), (2130, 9758606), (2145, 9690364), (2235, 9300148), (2290, 9076782), (2343, 8871460), (2519, 8251620), (2748, 7563985), (2769, 7506620), (2860, 7267773), (2977, 6982140), (2980, 6975111), (3124, 6653595), (3278, 6341010), (3435, 6051188), (3692, 5629965), (3874, 5365470), (3905, 5322876), (4260, 4879303), (4290, 4845182), (4470, 4650074), (4580, 4538391), (4615, 4503972), (4686, 4435730), (4917, 4227340), (5038, 4125810), (5538, 3753310), (5811, 3576980), (5954, 3491070), (6556, 3170505), (6870, 3025594), (7557, 2750540), (7748, 2682735), (7810, 2661438), (8195, 2536404), (8580, 2422591), (8931, 2327380), (8940, 2325037), (9230, 2251986), (9372, 2217865), (9685, 2146188), (9834, 2113670), (10076, 2062905), (10153, 2047260), (10579, 1964820), (11076, 1876655), (11622, 1788490), (11715, 1774292), (11908, 1745535), (12595, 1650324), (13740, 1512797), (13845, 1501324), (14885, 1396428), (15114, 1375270), (15620, 1330719), (16259, 1278420), (16390, 1268202), (17862, 1163690), (18460, 1125993), (19370, 1073094), (19668, 1056835), (20306, 1023630), (21158, 982410), (21307, 975540), (23244, 894245), (23430, 887146), (24585, 845468), (25190, 825162), (27690, 750662), (29055, 715396), (29770, 698214), (30228, 687635), (30459, 682420), (31737, 654940), (32518, 639210), (32747, 634740), (32780, 634101), (34121, 609180), (35724, 581845), (37785, 550108), (38740, 536547), (40612, 511815), (42316, 491205), (42614, 487770), (44655, 465476), (46860, 443573), (48777, 426140), (49170, 422734), (50380, 412581), (50765, 409452), (52895, 392964), (55380, 375331), (58110, 357698), (59540, 349107), (60918, 341210), (63474, 327470), (63921, 325180), (65036, 319605), (65494, 317370), (68242, 304590), (75570, 275054), (81295, 255684), (85228, 243885), (89310, 232738), (97554, 213070), (98241, 211580), (98340, 211367), (101530, 204726), (102363, 203060), (105790, 196482), (106535, 195108), (116220, 178849), (116369, 178620), (121836, 170605), (126948, 163735), (127842, 162590), (130988, 158685), (136484, 152295), (137527, 151140)]