254030474020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:495

約数の個数: 288

約数和(自身を含む): 605840578560

約数和(自身を除く): 351810104540

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 41, 62, 68, 82, 85, 124, 151, 155, 164, 170, 205, 229, 289, 302, 310, 340, 410, 458, 527, 578, 604, 620, 697, 755, 820, 916, 1054, 1145, 1156, 1271, 1394, 1445, 1510, 2108, 2290, 2542, 2567, 2635, 2788, 2890, 3020, 3485, 3893, 4580, 4681, 5084, 5134, 5270, 5780, 6191, 6355, 6970, 7099, 7786, 8959, 9362, 9389, 10268, 10540, 11849, 12382, 12710, 12835, 13940, 14198, 15572, 17918, 18724, 18778, 19465, 21607, 23405, 23698, 24764, 25420, 25670, 28396, 30955, 34579, 35495, 35836, 37556, 38930, 43214, 43639, 44795, 46810, 46945, 47396, 51340, 59245, 61910, 66181, 69158, 70990, 77860, 79577, 86428, 87278, 89590, 93620, 93890, 105247, 108035, 118490, 120683, 123820, 132362, 138316, 141980, 159154, 159613, 172895, 174556, 179180, 187780, 191921, 210494, 216070, 218195, 236980, 241366, 264724, 291059, 318308, 319226, 330905, 345790, 367319, 383842, 397885, 420988, 432140, 436390, 482732, 526235, 582118, 587843, 603415, 638452, 661810, 691580, 734638, 767684, 795770, 798065, 872780, 959605, 1052470, 1071949, 1164236, 1175686, 1206830, 1323620, 1352809, 1417739, 1455295, 1469276, 1591540, 1596130, 1789199, 1836595, 1919210, 2051611, 2104940, 2143898, 2351372, 2413660, 2705618, 2713421, 2835478, 2910590, 2939215, 3192260, 3262657, 3578398, 3673190, 3838420, 4103222, 4287796, 4948003, 5359745, 5411236, 5426842, 5670956, 5821180, 5878430, 6525314, 6764045, 7088695, 7156796, 7346380, 8206444, 8945995, 9896006, 9993331, 10258055, 10719490, 10853684, 11756860, 13050628, 13528090, 13567105, 14177390, 16313285, 17891990, 18223133, 19792012, 19986662, 20516110, 21438980, 24101563, 24740015, 27056180, 27134210, 28354780, 32626570, 35783980, 36446266, 39973324, 41032220, 43949909, 48203126, 49480030, 49966655, 54268420, 55465169, 65253140, 72892532, 84116051, 87899818, 91115665, 96406252, 98960060, 99933310, 110930338, 120507815, 168232102, 175799636, 182231330, 199866620, 219749545, 221860676, 241015630, 277325845, 309793261, 336464204, 364462660, 409726571, 420580255, 439499090, 482031260, 554651690, 619586522, 747148453, 819453142, 841160510, 878998180, 1109303380, 1239173044, 1494296906, 1548966305, 1638906284, 1682321020, 2048632855, 2988593812, 3097932610, 3735742265, 4097265710, 6195865220, 7471484530, 8194531420, 12701523701, 14942969060, 25403047402, 50806094804, 63507618505, 127015237010, 254030474020]

約数ペア:

[(1, 254030474020), (2, 127015237010), (4, 63507618505), (5, 50806094804), (10, 25403047402), (17, 14942969060), (20, 12701523701), (31, 8194531420), (34, 7471484530), (41, 6195865220), (62, 4097265710), (68, 3735742265), (82, 3097932610), (85, 2988593812), (124, 2048632855), (151, 1682321020), (155, 1638906284), (164, 1548966305), (170, 1494296906), (205, 1239173044), (229, 1109303380), (289, 878998180), (302, 841160510), (310, 819453142), (340, 747148453), (410, 619586522), (458, 554651690), (527, 482031260), (578, 439499090), (604, 420580255), (620, 409726571), (697, 364462660), (755, 336464204), (820, 309793261), (916, 277325845), (1054, 241015630), (1145, 221860676), (1156, 219749545), (1271, 199866620), (1394, 182231330), (1445, 175799636), (1510, 168232102), (2108, 120507815), (2290, 110930338), (2542, 99933310), (2567, 98960060), (2635, 96406252), (2788, 91115665), (2890, 87899818), (3020, 84116051), (3485, 72892532), (3893, 65253140), (4580, 55465169), (4681, 54268420), (5084, 49966655), (5134, 49480030), (5270, 48203126), (5780, 43949909), (6191, 41032220), (6355, 39973324), (6970, 36446266), (7099, 35783980), (7786, 32626570), (8959, 28354780), (9362, 27134210), (9389, 27056180), (10268, 24740015), (10540, 24101563), (11849, 21438980), (12382, 20516110), (12710, 19986662), (12835, 19792012), (13940, 18223133), (14198, 17891990), (15572, 16313285), (17918, 14177390), (18724, 13567105), (18778, 13528090), (19465, 13050628), (21607, 11756860), (23405, 10853684), (23698, 10719490), (24764, 10258055), (25420, 9993331), (25670, 9896006), (28396, 8945995), (30955, 8206444), (34579, 7346380), (35495, 7156796), (35836, 7088695), (37556, 6764045), (38930, 6525314), (43214, 5878430), (43639, 5821180), (44795, 5670956), (46810, 5426842), (46945, 5411236), (47396, 5359745), (51340, 4948003), (59245, 4287796), (61910, 4103222), (66181, 3838420), (69158, 3673190), (70990, 3578398), (77860, 3262657), (79577, 3192260), (86428, 2939215), (87278, 2910590), (89590, 2835478), (93620, 2713421), (93890, 2705618), (105247, 2413660), (108035, 2351372), (118490, 2143898), (120683, 2104940), (123820, 2051611), (132362, 1919210), (138316, 1836595), (141980, 1789199), (159154, 1596130), (159613, 1591540), (172895, 1469276), (174556, 1455295), (179180, 1417739), (187780, 1352809), (191921, 1323620), (210494, 1206830), (216070, 1175686), (218195, 1164236), (236980, 1071949), (241366, 1052470), (264724, 959605), (291059, 872780), (318308, 798065), (319226, 795770), (330905, 767684), (345790, 734638), (367319, 691580), (383842, 661810), (397885, 638452), (420988, 603415), (432140, 587843), (436390, 582118), (482732, 526235)]