68649420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2069}}^1$

素因数の和:2167

約数の個数: 96

約数和(自身を含む): 222566400

約数和(自身を除く): 153916980

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, 2069, 2212, 2370, 2765, 3318, 4138, 4740, 5530, 6207, 6636, 8276, 8295, 10345, 11060, 12414, 14483, 16590, 20690, 24828, 28966, 31035, 33180, 41380, 43449, 57932, 62070, 72415, 86898, 124140, 144830, 163451, 173796, 217245, 289660, 326902, 434490, 490353, 653804, 817255, 868980, 980706, 1144157, 1634510, 1961412, 2288314, 2451765, 3269020, 3432471, 4576628, 4903530, 5720785, 6864942, 9807060, 11441570, 13729884, 17162355, 22883140, 34324710, 68649420]

約数ペア:

[(1, 68649420), (2, 34324710), (3, 22883140), (4, 17162355), (5, 13729884), (6, 11441570), (7, 9807060), (10, 6864942), (12, 5720785), (14, 4903530), (15, 4576628), (20, 3432471), (21, 3269020), (28, 2451765), (30, 2288314), (35, 1961412), (42, 1634510), (60, 1144157), (70, 980706), (79, 868980), (84, 817255), (105, 653804), (140, 490353), (158, 434490), (210, 326902), (237, 289660), (316, 217245), (395, 173796), (420, 163451), (474, 144830), (553, 124140), (790, 86898), (948, 72415), (1106, 62070), (1185, 57932), (1580, 43449), (1659, 41380), (2069, 33180), (2212, 31035), (2370, 28966), (2765, 24828), (3318, 20690), (4138, 16590), (4740, 14483), (5530, 12414), (6207, 11060), (6636, 10345), (8276, 8295)]