65235840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:640

約数の個数: 128

約数和(自身を含む): 211727520

約数和(自身を除く): 146491680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 305, 320, 366, 384, 480, 488, 557, 610, 640, 732, 915, 960, 976, 1114, 1220, 1464, 1671, 1830, 1920, 1952, 2228, 2440, 2785, 2928, 3342, 3660, 3904, 4456, 4880, 5570, 5856, 6684, 7320, 7808, 8355, 8912, 9760, 11140, 11712, 13368, 14640, 16710, 17824, 19520, 22280, 23424, 26736, 29280, 33420, 33977, 35648, 39040, 44560, 53472, 58560, 66840, 67954, 71296, 89120, 101931, 106944, 117120, 133680, 135908, 169885, 178240, 203862, 213888, 267360, 271816, 339770, 356480, 407724, 509655, 534720, 543632, 679540, 815448, 1019310, 1069440, 1087264, 1359080, 1630896, 2038620, 2174528, 2718160, 3261792, 4077240, 4349056, 5436320, 6523584, 8154480, 10872640, 13047168, 16308960, 21745280, 32617920, 65235840]

約数ペア:

[(1, 65235840), (2, 32617920), (3, 21745280), (4, 16308960), (5, 13047168), (6, 10872640), (8, 8154480), (10, 6523584), (12, 5436320), (15, 4349056), (16, 4077240), (20, 3261792), (24, 2718160), (30, 2174528), (32, 2038620), (40, 1630896), (48, 1359080), (60, 1087264), (61, 1069440), (64, 1019310), (80, 815448), (96, 679540), (120, 543632), (122, 534720), (128, 509655), (160, 407724), (183, 356480), (192, 339770), (240, 271816), (244, 267360), (305, 213888), (320, 203862), (366, 178240), (384, 169885), (480, 135908), (488, 133680), (557, 117120), (610, 106944), (640, 101931), (732, 89120), (915, 71296), (960, 67954), (976, 66840), (1114, 58560), (1220, 53472), (1464, 44560), (1671, 39040), (1830, 35648), (1920, 33977), (1952, 33420), (2228, 29280), (2440, 26736), (2785, 23424), (2928, 22280), (3342, 19520), (3660, 17824), (3904, 16710), (4456, 14640), (4880, 13368), (5570, 11712), (5856, 11140), (6684, 9760), (7320, 8912), (7808, 8355)]