421551240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{319357}}^1$

素因数の和:319382

約数の個数: 64

約数和(自身を含む): 1379626560

約数和(自身を除く): 958075320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 319357, 638714, 958071, 1277428, 1596785, 1916142, 2554856, 3193570, 3512927, 3832284, 4790355, 6387140, 7025854, 7664568, 9580710, 10538781, 12774280, 14051708, 17564635, 19161420, 21077562, 28103416, 35129270, 38322840, 42155124, 52693905, 70258540, 84310248, 105387810, 140517080, 210775620, 421551240]

約数ペア:

[(1, 421551240), (2, 210775620), (3, 140517080), (4, 105387810), (5, 84310248), (6, 70258540), (8, 52693905), (10, 42155124), (11, 38322840), (12, 35129270), (15, 28103416), (20, 21077562), (22, 19161420), (24, 17564635), (30, 14051708), (33, 12774280), (40, 10538781), (44, 9580710), (55, 7664568), (60, 7025854), (66, 6387140), (88, 4790355), (110, 3832284), (120, 3512927), (132, 3193570), (165, 2554856), (220, 1916142), (264, 1596785), (330, 1277428), (440, 958071), (660, 638714), (1320, 319357)]