80951280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19841}}^1$

素因数の和:19874

約数の個数: 80

約数和(自身を含む): 265724064

約数和(自身を除く): 184772784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 19841, 39682, 59523, 79364, 99205, 119046, 158728, 198410, 238092, 297615, 317456, 337297, 396820, 476184, 595230, 674594, 793640, 952368, 1011891, 1190460, 1349188, 1587280, 1686485, 2023782, 2380920, 2698376, 3372970, 4047564, 4761840, 5059455, 5396752, 6745940, 8095128, 10118910, 13491880, 16190256, 20237820, 26983760, 40475640, 80951280]

約数ペア:

[(1, 80951280), (2, 40475640), (3, 26983760), (4, 20237820), (5, 16190256), (6, 13491880), (8, 10118910), (10, 8095128), (12, 6745940), (15, 5396752), (16, 5059455), (17, 4761840), (20, 4047564), (24, 3372970), (30, 2698376), (34, 2380920), (40, 2023782), (48, 1686485), (51, 1587280), (60, 1349188), (68, 1190460), (80, 1011891), (85, 952368), (102, 793640), (120, 674594), (136, 595230), (170, 476184), (204, 396820), (240, 337297), (255, 317456), (272, 297615), (340, 238092), (408, 198410), (510, 158728), (680, 119046), (816, 99205), (1020, 79364), (1360, 59523), (2040, 39682), (4080, 19841)]