66503640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1931}}^1$

素因数の和:1993

約数の個数: 128

約数和(自身を含む): 233694720

約数和(自身を除く): 167191080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 1931, 2296, 2460, 2870, 3444, 3862, 4305, 4920, 5740, 5793, 6888, 7724, 8610, 9655, 11480, 11586, 13517, 15448, 17220, 19310, 23172, 27034, 28965, 34440, 38620, 40551, 46344, 54068, 57930, 67585, 77240, 79171, 81102, 108136, 115860, 135170, 158342, 162204, 202755, 231720, 237513, 270340, 316684, 324408, 395855, 405510, 475026, 540680, 554197, 633368, 791710, 811020, 950052, 1108394, 1187565, 1583420, 1622040, 1662591, 1900104, 2216788, 2375130, 2770985, 3166840, 3325182, 4433576, 4750260, 5541970, 6650364, 8312955, 9500520, 11083940, 13300728, 16625910, 22167880, 33251820, 66503640]

約数ペア:

[(1, 66503640), (2, 33251820), (3, 22167880), (4, 16625910), (5, 13300728), (6, 11083940), (7, 9500520), (8, 8312955), (10, 6650364), (12, 5541970), (14, 4750260), (15, 4433576), (20, 3325182), (21, 3166840), (24, 2770985), (28, 2375130), (30, 2216788), (35, 1900104), (40, 1662591), (41, 1622040), (42, 1583420), (56, 1187565), (60, 1108394), (70, 950052), (82, 811020), (84, 791710), (105, 633368), (120, 554197), (123, 540680), (140, 475026), (164, 405510), (168, 395855), (205, 324408), (210, 316684), (246, 270340), (280, 237513), (287, 231720), (328, 202755), (410, 162204), (420, 158342), (492, 135170), (574, 115860), (615, 108136), (820, 81102), (840, 79171), (861, 77240), (984, 67585), (1148, 57930), (1230, 54068), (1435, 46344), (1640, 40551), (1722, 38620), (1931, 34440), (2296, 28965), (2460, 27034), (2870, 23172), (3444, 19310), (3862, 17220), (4305, 15448), (4920, 13517), (5740, 11586), (5793, 11480), (6888, 9655), (7724, 8610)]