245707070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{47}}^2\times {\mathrm{227}}^1$

素因数の和:342

約数の個数: 72

約数和(自身を含む): 527975496

約数和(自身を除く): 282268426

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 70, 94, 98, 227, 235, 245, 329, 454, 470, 490, 658, 1135, 1589, 1645, 2209, 2270, 2303, 3178, 3290, 4418, 4606, 7945, 10669, 11045, 11123, 11515, 15463, 15890, 21338, 22090, 22246, 23030, 30926, 53345, 55615, 74683, 77315, 106690, 108241, 111230, 149366, 154630, 216482, 373415, 501443, 522781, 541205, 746830, 1002886, 1045562, 1082410, 2507215, 2613905, 3510101, 5014430, 5227810, 7020202, 17550505, 24570707, 35101010, 49141414, 122853535, 245707070]

約数ペア:

[(1, 245707070), (2, 122853535), (5, 49141414), (7, 35101010), (10, 24570707), (14, 17550505), (35, 7020202), (47, 5227810), (49, 5014430), (70, 3510101), (94, 2613905), (98, 2507215), (227, 1082410), (235, 1045562), (245, 1002886), (329, 746830), (454, 541205), (470, 522781), (490, 501443), (658, 373415), (1135, 216482), (1589, 154630), (1645, 149366), (2209, 111230), (2270, 108241), (2303, 106690), (3178, 77315), (3290, 74683), (4418, 55615), (4606, 53345), (7945, 30926), (10669, 23030), (11045, 22246), (11123, 22090), (11515, 21338), (15463, 15890)]