280271460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8447}}^1$

素因数の和:8545

約数の個数: 96

約数和(自身を含む): 908328960

約数和(自身を除く): 628057500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 316, 395, 420, 474, 553, 790, 948, 1106, 1185, 1580, 1659, 2212, 2370, 2765, 3318, 4740, 5530, 6636, 8295, 8447, 11060, 16590, 16894, 25341, 33180, 33788, 42235, 50682, 59129, 84470, 101364, 118258, 126705, 168940, 177387, 236516, 253410, 295645, 354774, 506820, 591290, 667313, 709548, 886935, 1182580, 1334626, 1773870, 2001939, 2669252, 3336565, 3547740, 4003878, 4671191, 6673130, 8007756, 9342382, 10009695, 13346260, 14013573, 18684764, 20019390, 23355955, 28027146, 40038780, 46711910, 56054292, 70067865, 93423820, 140135730, 280271460]

約数ペア:

[(1, 280271460), (2, 140135730), (3, 93423820), (4, 70067865), (5, 56054292), (6, 46711910), (7, 40038780), (10, 28027146), (12, 23355955), (14, 20019390), (15, 18684764), (20, 14013573), (21, 13346260), (28, 10009695), (30, 9342382), (35, 8007756), (42, 6673130), (60, 4671191), (70, 4003878), (79, 3547740), (84, 3336565), (105, 2669252), (140, 2001939), (158, 1773870), (210, 1334626), (237, 1182580), (316, 886935), (395, 709548), (420, 667313), (474, 591290), (553, 506820), (790, 354774), (948, 295645), (1106, 253410), (1185, 236516), (1580, 177387), (1659, 168940), (2212, 126705), (2370, 118258), (2765, 101364), (3318, 84470), (4740, 59129), (5530, 50682), (6636, 42235), (8295, 33788), (8447, 33180), (11060, 25341), (16590, 16894)]