2015193760

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{821}}^1$

素因数の和:911

約数の個数: 144

約数和(自身を含む): 5154778440

約数和(自身を除く): 3139584680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 80, 92, 115, 116, 145, 160, 184, 230, 232, 290, 368, 460, 464, 529, 580, 667, 736, 821, 920, 928, 1058, 1160, 1334, 1642, 1840, 2116, 2320, 2645, 2668, 3284, 3335, 3680, 4105, 4232, 4640, 5290, 5336, 6568, 6670, 8210, 8464, 10580, 10672, 13136, 13340, 15341, 16420, 16928, 18883, 21160, 21344, 23809, 26272, 26680, 30682, 32840, 37766, 42320, 47618, 53360, 61364, 65680, 75532, 76705, 84640, 94415, 95236, 106720, 119045, 122728, 131360, 151064, 153410, 188830, 190472, 238090, 245456, 302128, 306820, 377660, 380944, 434309, 476180, 490912, 547607, 604256, 613640, 755320, 761888, 868618, 952360, 1095214, 1227280, 1510640, 1737236, 1904720, 2171545, 2190428, 2454560, 2738035, 3021280, 3474472, 3809440, 4343090, 4380856, 5476070, 6948944, 8686180, 8761712, 10952140, 12594961, 13897888, 17372360, 17523424, 21904280, 25189922, 34744720, 43808560, 50379844, 62974805, 69489440, 87617120, 100759688, 125949610, 201519376, 251899220, 403038752, 503798440, 1007596880, 2015193760]

約数ペア:

[(1, 2015193760), (2, 1007596880), (4, 503798440), (5, 403038752), (8, 251899220), (10, 201519376), (16, 125949610), (20, 100759688), (23, 87617120), (29, 69489440), (32, 62974805), (40, 50379844), (46, 43808560), (58, 34744720), (80, 25189922), (92, 21904280), (115, 17523424), (116, 17372360), (145, 13897888), (160, 12594961), (184, 10952140), (230, 8761712), (232, 8686180), (290, 6948944), (368, 5476070), (460, 4380856), (464, 4343090), (529, 3809440), (580, 3474472), (667, 3021280), (736, 2738035), (821, 2454560), (920, 2190428), (928, 2171545), (1058, 1904720), (1160, 1737236), (1334, 1510640), (1642, 1227280), (1840, 1095214), (2116, 952360), (2320, 868618), (2645, 761888), (2668, 755320), (3284, 613640), (3335, 604256), (3680, 547607), (4105, 490912), (4232, 476180), (4640, 434309), (5290, 380944), (5336, 377660), (6568, 306820), (6670, 302128), (8210, 245456), (8464, 238090), (10580, 190472), (10672, 188830), (13136, 153410), (13340, 151064), (15341, 131360), (16420, 122728), (16928, 119045), (18883, 106720), (21160, 95236), (21344, 94415), (23809, 84640), (26272, 76705), (26680, 75532), (30682, 65680), (32840, 61364), (37766, 53360), (42320, 47618)]