80335920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47819}}^1$

素因数の和:47842

約数の個数: 80

約数和(自身を含む): 284624640

約数和(自身を除く): 204288720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 47819, 95638, 143457, 191276, 239095, 286914, 334733, 382552, 478190, 573828, 669466, 717285, 765104, 956380, 1004199, 1147656, 1338932, 1434570, 1673665, 1912760, 2008398, 2295312, 2677864, 2869140, 3347330, 3825520, 4016796, 5020995, 5355728, 5738280, 6694660, 8033592, 10041990, 11476560, 13389320, 16067184, 20083980, 26778640, 40167960, 80335920]

約数ペア:

[(1, 80335920), (2, 40167960), (3, 26778640), (4, 20083980), (5, 16067184), (6, 13389320), (7, 11476560), (8, 10041990), (10, 8033592), (12, 6694660), (14, 5738280), (15, 5355728), (16, 5020995), (20, 4016796), (21, 3825520), (24, 3347330), (28, 2869140), (30, 2677864), (35, 2295312), (40, 2008398), (42, 1912760), (48, 1673665), (56, 1434570), (60, 1338932), (70, 1147656), (80, 1004199), (84, 956380), (105, 765104), (112, 717285), (120, 669466), (140, 573828), (168, 478190), (210, 382552), (240, 334733), (280, 286914), (336, 239095), (420, 191276), (560, 143457), (840, 95638), (1680, 47819)]