18887820120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1289}}^1$

素因数の和:1451

約数の個数: 384

約数和(自身を含む): 68968972800

約数和(自身を除く): 50081152680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 52, 60, 62, 65, 72, 78, 90, 93, 101, 104, 117, 120, 124, 130, 155, 156, 180, 186, 195, 202, 234, 248, 260, 279, 303, 310, 312, 360, 372, 390, 403, 404, 465, 468, 505, 520, 558, 585, 606, 620, 744, 780, 806, 808, 909, 930, 936, 1010, 1116, 1170, 1209, 1212, 1240, 1289, 1313, 1395, 1515, 1560, 1612, 1818, 1860, 2015, 2020, 2232, 2340, 2418, 2424, 2578, 2626, 2790, 3030, 3131, 3224, 3627, 3636, 3720, 3867, 3939, 4030, 4040, 4545, 4680, 4836, 5156, 5252, 5580, 6045, 6060, 6262, 6445, 6565, 7254, 7272, 7734, 7878, 8060, 9090, 9393, 9672, 10312, 10504, 11160, 11601, 11817, 12090, 12120, 12524, 12890, 13130, 14508, 15468, 15655, 15756, 16120, 16757, 18135, 18180, 18786, 19335, 19695, 23202, 23634, 24180, 25048, 25780, 26260, 28179, 29016, 30936, 31310, 31512, 33514, 36270, 36360, 37572, 38670, 39390, 39959, 40703, 46404, 46965, 47268, 48360, 50271, 51560, 52520, 56358, 58005, 59085, 62620, 67028, 72540, 75144, 77340, 78780, 79918, 81406, 83785, 92808, 93930, 94536, 100542, 112716, 116010, 118170, 119877, 122109, 125240, 130189, 134056, 140895, 145080, 150813, 154680, 157560, 159836, 162812, 167570, 187860, 199795, 201084, 203515, 225432, 232020, 236340, 239754, 244218, 251355, 260378, 281790, 301626, 319672, 325624, 335140, 359631, 366327, 375720, 390567, 399590, 402168, 407030, 464040, 472680, 479508, 488436, 502710, 519467, 520756, 563580, 599385, 603252, 610545, 650945, 670280, 719262, 732654, 754065, 781134, 799180, 814060, 959016, 976872, 1005420, 1038934, 1041512, 1127160, 1171701, 1198770, 1206504, 1221090, 1301890, 1438524, 1465308, 1508130, 1558401, 1562268, 1598360, 1628120, 1692457, 1798155, 1831635, 1952835, 2010840, 2077868, 2343402, 2397540, 2442180, 2597335, 2603780, 2877048, 2930616, 3016260, 3116802, 3124536, 3384914, 3596310, 3663270, 3905670, 4035859, 4155736, 4675203, 4686804, 4795080, 4884360, 5077371, 5194670, 5207560, 5858505, 6032520, 6233604, 6769828, 7192620, 7326540, 7792005, 7811340, 8071718, 8462285, 9350406, 9373608, 10154742, 10389340, 11717010, 12107577, 12467208, 13539656, 14385240, 14653080, 15232113, 15584010, 15622680, 16143436, 16924570, 18700812, 20179295, 20309484, 20778680, 23376015, 23434020, 24215154, 25386855, 30464226, 31168020, 32286872, 33849140, 36322731, 37401624, 40358590, 40618968, 46752030, 46868040, 48430308, 50773710, 52466167, 60537885, 60928452, 62336040, 67698280, 72645462, 76160565, 80717180, 93504060, 96860616, 101547420, 104932334, 121075770, 121856904, 145290924, 152321130, 157398501, 161434360, 181613655, 187008120, 203094840, 209864668, 242151540, 262330835, 290581848, 304642260, 314797002, 363227310, 419729336, 472195503, 484303080, 524661670, 609284520, 629594004, 726454620, 786992505, 944391006, 1049323340, 1259188008, 1452909240, 1573985010, 1888782012, 2098646680, 2360977515, 3147970020, 3777564024, 4721955030, 6295940040, 9443910060, 18887820120]

約数ペア:

[(1, 18887820120), (2, 9443910060), (3, 6295940040), (4, 4721955030), (5, 3777564024), (6, 3147970020), (8, 2360977515), (9, 2098646680), (10, 1888782012), (12, 1573985010), (13, 1452909240), (15, 1259188008), (18, 1049323340), (20, 944391006), (24, 786992505), (26, 726454620), (30, 629594004), (31, 609284520), (36, 524661670), (39, 484303080), (40, 472195503), (45, 419729336), (52, 363227310), (60, 314797002), (62, 304642260), (65, 290581848), (72, 262330835), (78, 242151540), (90, 209864668), (93, 203094840), (101, 187008120), (104, 181613655), (117, 161434360), (120, 157398501), (124, 152321130), (130, 145290924), (155, 121856904), (156, 121075770), (180, 104932334), (186, 101547420), (195, 96860616), (202, 93504060), (234, 80717180), (248, 76160565), (260, 72645462), (279, 67698280), (303, 62336040), (310, 60928452), (312, 60537885), (360, 52466167), (372, 50773710), (390, 48430308), (403, 46868040), (404, 46752030), (465, 40618968), (468, 40358590), (505, 37401624), (520, 36322731), (558, 33849140), (585, 32286872), (606, 31168020), (620, 30464226), (744, 25386855), (780, 24215154), (806, 23434020), (808, 23376015), (909, 20778680), (930, 20309484), (936, 20179295), (1010, 18700812), (1116, 16924570), (1170, 16143436), (1209, 15622680), (1212, 15584010), (1240, 15232113), (1289, 14653080), (1313, 14385240), (1395, 13539656), (1515, 12467208), (1560, 12107577), (1612, 11717010), (1818, 10389340), (1860, 10154742), (2015, 9373608), (2020, 9350406), (2232, 8462285), (2340, 8071718), (2418, 7811340), (2424, 7792005), (2578, 7326540), (2626, 7192620), (2790, 6769828), (3030, 6233604), (3131, 6032520), (3224, 5858505), (3627, 5207560), (3636, 5194670), (3720, 5077371), (3867, 4884360), (3939, 4795080), (4030, 4686804), (4040, 4675203), (4545, 4155736), (4680, 4035859), (4836, 3905670), (5156, 3663270), (5252, 3596310), (5580, 3384914), (6045, 3124536), (6060, 3116802), (6262, 3016260), (6445, 2930616), (6565, 2877048), (7254, 2603780), (7272, 2597335), (7734, 2442180), (7878, 2397540), (8060, 2343402), (9090, 2077868), (9393, 2010840), (9672, 1952835), (10312, 1831635), (10504, 1798155), (11160, 1692457), (11601, 1628120), (11817, 1598360), (12090, 1562268), (12120, 1558401), (12524, 1508130), (12890, 1465308), (13130, 1438524), (14508, 1301890), (15468, 1221090), (15655, 1206504), (15756, 1198770), (16120, 1171701), (16757, 1127160), (18135, 1041512), (18180, 1038934), (18786, 1005420), (19335, 976872), (19695, 959016), (23202, 814060), (23634, 799180), (24180, 781134), (25048, 754065), (25780, 732654), (26260, 719262), (28179, 670280), (29016, 650945), (30936, 610545), (31310, 603252), (31512, 599385), (33514, 563580), (36270, 520756), (36360, 519467), (37572, 502710), (38670, 488436), (39390, 479508), (39959, 472680), (40703, 464040), (46404, 407030), (46965, 402168), (47268, 399590), (48360, 390567), (50271, 375720), (51560, 366327), (52520, 359631), (56358, 335140), (58005, 325624), (59085, 319672), (62620, 301626), (67028, 281790), (72540, 260378), (75144, 251355), (77340, 244218), (78780, 239754), (79918, 236340), (81406, 232020), (83785, 225432), (92808, 203515), (93930, 201084), (94536, 199795), (100542, 187860), (112716, 167570), (116010, 162812), (118170, 159836), (119877, 157560), (122109, 154680), (125240, 150813), (130189, 145080), (134056, 140895)]