15705821960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{325307}}^1$

素因数の和:325406

約数の個数: 64

約数和(自身を含む): 37943925120

約数和(自身を除く): 22238103160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 680, 710, 1207, 1420, 2414, 2840, 4828, 6035, 9656, 12070, 24140, 48280, 325307, 650614, 1301228, 1626535, 2602456, 3253070, 5530219, 6506140, 11060438, 13012280, 22120876, 23096797, 27651095, 44241752, 46193594, 55302190, 92387188, 110604380, 115483985, 184774376, 221208760, 230967970, 392645549, 461935940, 785291098, 923871880, 1570582196, 1963227745, 3141164392, 3926455490, 7852910980, 15705821960]

約数ペア:

[(1, 15705821960), (2, 7852910980), (4, 3926455490), (5, 3141164392), (8, 1963227745), (10, 1570582196), (17, 923871880), (20, 785291098), (34, 461935940), (40, 392645549), (68, 230967970), (71, 221208760), (85, 184774376), (136, 115483985), (142, 110604380), (170, 92387188), (284, 55302190), (340, 46193594), (355, 44241752), (568, 27651095), (680, 23096797), (710, 22120876), (1207, 13012280), (1420, 11060438), (2414, 6506140), (2840, 5530219), (4828, 3253070), (6035, 2602456), (9656, 1626535), (12070, 1301228), (24140, 650614), (48280, 325307)]