15000216140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2085

約数の個数: 288

約数和(自身を含む): 42900480000

約数和(自身を除く): 27900263860

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 31, 35, 38, 49, 52, 62, 65, 70, 76, 91, 95, 98, 124, 130, 133, 140, 155, 182, 190, 196, 217, 245, 247, 260, 266, 310, 364, 380, 403, 434, 455, 490, 494, 532, 589, 620, 637, 665, 806, 868, 910, 931, 980, 988, 1085, 1178, 1235, 1274, 1330, 1519, 1612, 1729, 1820, 1862, 1999, 2015, 2170, 2356, 2470, 2548, 2660, 2821, 2945, 3038, 3185, 3458, 3724, 3998, 4030, 4123, 4340, 4655, 4940, 5642, 5890, 6076, 6370, 6916, 7595, 7657, 7996, 8060, 8246, 8645, 9310, 9995, 11284, 11780, 12103, 12740, 13993, 14105, 15190, 15314, 16492, 17290, 18620, 19747, 19990, 20615, 24206, 25987, 27986, 28210, 28861, 30380, 30628, 34580, 37981, 38285, 39494, 39980, 41230, 48412, 51974, 53599, 55972, 56420, 57722, 60515, 61969, 69965, 75962, 76570, 78988, 82460, 97951, 98735, 103948, 107198, 115444, 121030, 123938, 129935, 139930, 144305, 151924, 153140, 181909, 189905, 195902, 197470, 214396, 242060, 247876, 259870, 265867, 267995, 279860, 288610, 309845, 363818, 375193, 379810, 391804, 394940, 433783, 489755, 493753, 519740, 531734, 535990, 577220, 619690, 727636, 750386, 759620, 805597, 867566, 909545, 979510, 987506, 1063468, 1071980, 1177411, 1239380, 1273363, 1329335, 1500772, 1611194, 1735132, 1819090, 1861069, 1875965, 1959020, 1975012, 2168915, 2354822, 2468765, 2546726, 2658670, 3036481, 3222388, 3456271, 3638180, 3722138, 3751930, 4027985, 4337830, 4709644, 4937530, 5093452, 5317340, 5639179, 5887055, 6072962, 6366815, 6912542, 7444276, 7503860, 8055970, 8241877, 8675660, 9305345, 9875060, 11278358, 11774110, 12145924, 12733630, 13825084, 15182405, 15306343, 16111940, 16483754, 17281355, 18610690, 22556716, 23548220, 24193897, 25467260, 28195895, 30364810, 30612686, 32967508, 34562710, 37221380, 39474253, 41209385, 48387794, 56391790, 57693139, 60729620, 61225372, 69125420, 76531715, 78948506, 82418770, 96775588, 107144401, 112783580, 115386278, 120969485, 153063430, 157897012, 164837540, 197371265, 214288802, 230772556, 241938970, 288465695, 306126860, 394742530, 428577604, 483877940, 535722005, 576931390, 750010807, 789485060, 1071444010, 1153862780, 1500021614, 2142888020, 3000043228, 3750054035, 7500108070, 15000216140]

約数ペア:

[(1, 15000216140), (2, 7500108070), (4, 3750054035), (5, 3000043228), (7, 2142888020), (10, 1500021614), (13, 1153862780), (14, 1071444010), (19, 789485060), (20, 750010807), (26, 576931390), (28, 535722005), (31, 483877940), (35, 428577604), (38, 394742530), (49, 306126860), (52, 288465695), (62, 241938970), (65, 230772556), (70, 214288802), (76, 197371265), (91, 164837540), (95, 157897012), (98, 153063430), (124, 120969485), (130, 115386278), (133, 112783580), (140, 107144401), (155, 96775588), (182, 82418770), (190, 78948506), (196, 76531715), (217, 69125420), (245, 61225372), (247, 60729620), (260, 57693139), (266, 56391790), (310, 48387794), (364, 41209385), (380, 39474253), (403, 37221380), (434, 34562710), (455, 32967508), (490, 30612686), (494, 30364810), (532, 28195895), (589, 25467260), (620, 24193897), (637, 23548220), (665, 22556716), (806, 18610690), (868, 17281355), (910, 16483754), (931, 16111940), (980, 15306343), (988, 15182405), (1085, 13825084), (1178, 12733630), (1235, 12145924), (1274, 11774110), (1330, 11278358), (1519, 9875060), (1612, 9305345), (1729, 8675660), (1820, 8241877), (1862, 8055970), (1999, 7503860), (2015, 7444276), (2170, 6912542), (2356, 6366815), (2470, 6072962), (2548, 5887055), (2660, 5639179), (2821, 5317340), (2945, 5093452), (3038, 4937530), (3185, 4709644), (3458, 4337830), (3724, 4027985), (3998, 3751930), (4030, 3722138), (4123, 3638180), (4340, 3456271), (4655, 3222388), (4940, 3036481), (5642, 2658670), (5890, 2546726), (6076, 2468765), (6370, 2354822), (6916, 2168915), (7595, 1975012), (7657, 1959020), (7996, 1875965), (8060, 1861069), (8246, 1819090), (8645, 1735132), (9310, 1611194), (9995, 1500772), (11284, 1329335), (11780, 1273363), (12103, 1239380), (12740, 1177411), (13993, 1071980), (14105, 1063468), (15190, 987506), (15314, 979510), (16492, 909545), (17290, 867566), (18620, 805597), (19747, 759620), (19990, 750386), (20615, 727636), (24206, 619690), (25987, 577220), (27986, 535990), (28210, 531734), (28861, 519740), (30380, 493753), (30628, 489755), (34580, 433783), (37981, 394940), (38285, 391804), (39494, 379810), (39980, 375193), (41230, 363818), (48412, 309845), (51974, 288610), (53599, 279860), (55972, 267995), (56420, 265867), (57722, 259870), (60515, 247876), (61969, 242060), (69965, 214396), (75962, 197470), (76570, 195902), (78988, 189905), (82460, 181909), (97951, 153140), (98735, 151924), (103948, 144305), (107198, 139930), (115444, 129935), (121030, 123938)]