129616128

素因数分解:

$2^8\times 3^2\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:680

約数の個数: 108

約数和(自身を含む): 378092988

約数和(自身を除く): 248476860

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 101, 128, 144, 192, 202, 256, 288, 303, 384, 404, 557, 576, 606, 768, 808, 909, 1114, 1152, 1212, 1616, 1671, 1818, 2228, 2304, 2424, 3232, 3342, 3636, 4456, 4848, 5013, 6464, 6684, 7272, 8912, 9696, 10026, 12928, 13368, 14544, 17824, 19392, 20052, 25856, 26736, 29088, 35648, 38784, 40104, 53472, 56257, 58176, 71296, 77568, 80208, 106944, 112514, 116352, 142592, 160416, 168771, 213888, 225028, 232704, 320832, 337542, 427776, 450056, 506313, 641664, 675084, 900112, 1012626, 1283328, 1350168, 1800224, 2025252, 2700336, 3600448, 4050504, 5400672, 7200896, 8101008, 10801344, 14401792, 16202016, 21602688, 32404032, 43205376, 64808064, 129616128]

約数ペア:

[(1, 129616128), (2, 64808064), (3, 43205376), (4, 32404032), (6, 21602688), (8, 16202016), (9, 14401792), (12, 10801344), (16, 8101008), (18, 7200896), (24, 5400672), (32, 4050504), (36, 3600448), (48, 2700336), (64, 2025252), (72, 1800224), (96, 1350168), (101, 1283328), (128, 1012626), (144, 900112), (192, 675084), (202, 641664), (256, 506313), (288, 450056), (303, 427776), (384, 337542), (404, 320832), (557, 232704), (576, 225028), (606, 213888), (768, 168771), (808, 160416), (909, 142592), (1114, 116352), (1152, 112514), (1212, 106944), (1616, 80208), (1671, 77568), (1818, 71296), (2228, 58176), (2304, 56257), (2424, 53472), (3232, 40104), (3342, 38784), (3636, 35648), (4456, 29088), (4848, 26736), (5013, 25856), (6464, 20052), (6684, 19392), (7272, 17824), (8912, 14544), (9696, 13368), (10026, 12928)]