156294040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2459}}^1$

素因数の和:2704

約数の個数: 64

約数和(自身を含む): 403833600

約数和(自身を除く): 247539560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 227, 280, 454, 908, 1135, 1589, 1816, 2270, 2459, 3178, 4540, 4918, 6356, 7945, 9080, 9836, 12295, 12712, 15890, 17213, 19672, 24590, 31780, 34426, 49180, 63560, 68852, 86065, 98360, 137704, 172130, 344260, 558193, 688520, 1116386, 2232772, 2790965, 3907351, 4465544, 5581930, 7814702, 11163860, 15629404, 19536755, 22327720, 31258808, 39073510, 78147020, 156294040]

約数ペア:

[(1, 156294040), (2, 78147020), (4, 39073510), (5, 31258808), (7, 22327720), (8, 19536755), (10, 15629404), (14, 11163860), (20, 7814702), (28, 5581930), (35, 4465544), (40, 3907351), (56, 2790965), (70, 2232772), (140, 1116386), (227, 688520), (280, 558193), (454, 344260), (908, 172130), (1135, 137704), (1589, 98360), (1816, 86065), (2270, 68852), (2459, 63560), (3178, 49180), (4540, 34426), (4918, 31780), (6356, 24590), (7945, 19672), (9080, 17213), (9836, 15890), (12295, 12712)]