248987970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 384

約数和(自身を含む): 891371520

約数和(自身を除く): 642383550

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 19, 21, 22, 30, 31, 33, 35, 38, 42, 45, 55, 57, 61, 62, 63, 66, 70, 77, 90, 93, 95, 99, 105, 110, 114, 122, 126, 133, 154, 155, 165, 171, 183, 186, 190, 198, 209, 210, 217, 231, 266, 279, 285, 305, 310, 315, 330, 341, 342, 366, 385, 399, 418, 427, 434, 462, 465, 495, 549, 558, 570, 589, 610, 627, 630, 651, 665, 671, 682, 693, 770, 798, 854, 855, 915, 930, 990, 1023, 1045, 1085, 1098, 1155, 1159, 1178, 1197, 1254, 1281, 1302, 1330, 1342, 1386, 1395, 1463, 1705, 1710, 1767, 1830, 1881, 1891, 1953, 1995, 2013, 2046, 2090, 2135, 2170, 2310, 2318, 2387, 2394, 2562, 2745, 2790, 2926, 2945, 3069, 3135, 3255, 3355, 3410, 3465, 3477, 3534, 3762, 3782, 3843, 3906, 3990, 4026, 4123, 4270, 4389, 4697, 4774, 5115, 5301, 5490, 5673, 5795, 5890, 5985, 6039, 6138, 6270, 6405, 6479, 6510, 6710, 6930, 6954, 7161, 7315, 7686, 8113, 8246, 8778, 8835, 9394, 9405, 9455, 9765, 10065, 10230, 10431, 10602, 11346, 11590, 11935, 11970, 12078, 12369, 12749, 12810, 12958, 13167, 13237, 14091, 14322, 14630, 15345, 16226, 17019, 17385, 17670, 18810, 18910, 19215, 19437, 19530, 20130, 20615, 20801, 20862, 21483, 21945, 23485, 23870, 24339, 24738, 25498, 26334, 26474, 26505, 28182, 28365, 30195, 30690, 32395, 34038, 34770, 35805, 35929, 37107, 38247, 38430, 38874, 39711, 40565, 41230, 41602, 42273, 42966, 43890, 45353, 46970, 48678, 52155, 53010, 56730, 58311, 60390, 61845, 62403, 63745, 64790, 65835, 66185, 70455, 71610, 71858, 73017, 74214, 76494, 79422, 81130, 84546, 85095, 89243, 90706, 97185, 104005, 104310, 107415, 107787, 114741, 116622, 119133, 121695, 123690, 124806, 127490, 131670, 132370, 136059, 140910, 145607, 146034, 170190, 178486, 179645, 185535, 187209, 191235, 194370, 198555, 208010, 211365, 214830, 215574, 226765, 229482, 238266, 243390, 251503, 267729, 272118, 291214, 291555, 312015, 323361, 359290, 365085, 371070, 374418, 382470, 395219, 397110, 408177, 422730, 436821, 446215, 453530, 503006, 535458, 538935, 573705, 583110, 595665, 624030, 646722, 680295, 728035, 730170, 754509, 790438, 803187, 816354, 873642, 892430, 936045, 1077870, 1147410, 1185657, 1191330, 1257515, 1310463, 1338645, 1360590, 1456070, 1509018, 1606374, 1616805, 1872090, 1976095, 2040885, 2184105, 2263527, 2371314, 2515030, 2620926, 2677290, 2766533, 3233610, 3556971, 3772545, 3952190, 4015935, 4081770, 4368210, 4527054, 5533066, 5928285, 6552315, 7113942, 7545090, 8031870, 8299599, 11317635, 11856570, 13104630, 13832665, 16599198, 17784855, 22635270, 24898797, 27665330, 35569710, 41497995, 49797594, 82995990, 124493985, 248987970]

約数ペア:

[(1, 248987970), (2, 124493985), (3, 82995990), (5, 49797594), (6, 41497995), (7, 35569710), (9, 27665330), (10, 24898797), (11, 22635270), (14, 17784855), (15, 16599198), (18, 13832665), (19, 13104630), (21, 11856570), (22, 11317635), (30, 8299599), (31, 8031870), (33, 7545090), (35, 7113942), (38, 6552315), (42, 5928285), (45, 5533066), (55, 4527054), (57, 4368210), (61, 4081770), (62, 4015935), (63, 3952190), (66, 3772545), (70, 3556971), (77, 3233610), (90, 2766533), (93, 2677290), (95, 2620926), (99, 2515030), (105, 2371314), (110, 2263527), (114, 2184105), (122, 2040885), (126, 1976095), (133, 1872090), (154, 1616805), (155, 1606374), (165, 1509018), (171, 1456070), (183, 1360590), (186, 1338645), (190, 1310463), (198, 1257515), (209, 1191330), (210, 1185657), (217, 1147410), (231, 1077870), (266, 936045), (279, 892430), (285, 873642), (305, 816354), (310, 803187), (315, 790438), (330, 754509), (341, 730170), (342, 728035), (366, 680295), (385, 646722), (399, 624030), (418, 595665), (427, 583110), (434, 573705), (462, 538935), (465, 535458), (495, 503006), (549, 453530), (558, 446215), (570, 436821), (589, 422730), (610, 408177), (627, 397110), (630, 395219), (651, 382470), (665, 374418), (671, 371070), (682, 365085), (693, 359290), (770, 323361), (798, 312015), (854, 291555), (855, 291214), (915, 272118), (930, 267729), (990, 251503), (1023, 243390), (1045, 238266), (1085, 229482), (1098, 226765), (1155, 215574), (1159, 214830), (1178, 211365), (1197, 208010), (1254, 198555), (1281, 194370), (1302, 191235), (1330, 187209), (1342, 185535), (1386, 179645), (1395, 178486), (1463, 170190), (1705, 146034), (1710, 145607), (1767, 140910), (1830, 136059), (1881, 132370), (1891, 131670), (1953, 127490), (1995, 124806), (2013, 123690), (2046, 121695), (2090, 119133), (2135, 116622), (2170, 114741), (2310, 107787), (2318, 107415), (2387, 104310), (2394, 104005), (2562, 97185), (2745, 90706), (2790, 89243), (2926, 85095), (2945, 84546), (3069, 81130), (3135, 79422), (3255, 76494), (3355, 74214), (3410, 73017), (3465, 71858), (3477, 71610), (3534, 70455), (3762, 66185), (3782, 65835), (3843, 64790), (3906, 63745), (3990, 62403), (4026, 61845), (4123, 60390), (4270, 58311), (4389, 56730), (4697, 53010), (4774, 52155), (5115, 48678), (5301, 46970), (5490, 45353), (5673, 43890), (5795, 42966), (5890, 42273), (5985, 41602), (6039, 41230), (6138, 40565), (6270, 39711), (6405, 38874), (6479, 38430), (6510, 38247), (6710, 37107), (6930, 35929), (6954, 35805), (7161, 34770), (7315, 34038), (7686, 32395), (8113, 30690), (8246, 30195), (8778, 28365), (8835, 28182), (9394, 26505), (9405, 26474), (9455, 26334), (9765, 25498), (10065, 24738), (10230, 24339), (10431, 23870), (10602, 23485), (11346, 21945), (11590, 21483), (11935, 20862), (11970, 20801), (12078, 20615), (12369, 20130), (12749, 19530), (12810, 19437), (12958, 19215), (13167, 18910), (13237, 18810), (14091, 17670), (14322, 17385), (14630, 17019), (15345, 16226)]