155997520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1709}}^1$

素因数の和:1892

約数の個数: 80

約数和(自身を含む): 417294720

約数和(自身を除く): 261297200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 163, 280, 326, 560, 652, 815, 1141, 1304, 1630, 1709, 2282, 2608, 3260, 3418, 4564, 5705, 6520, 6836, 8545, 9128, 11410, 11963, 13040, 13672, 17090, 18256, 22820, 23926, 27344, 34180, 45640, 47852, 59815, 68360, 91280, 95704, 119630, 136720, 191408, 239260, 278567, 478520, 557134, 957040, 1114268, 1392835, 1949969, 2228536, 2785670, 3899938, 4457072, 5571340, 7799876, 9749845, 11142680, 15599752, 19499690, 22285360, 31199504, 38999380, 77998760, 155997520]

約数ペア:

[(1, 155997520), (2, 77998760), (4, 38999380), (5, 31199504), (7, 22285360), (8, 19499690), (10, 15599752), (14, 11142680), (16, 9749845), (20, 7799876), (28, 5571340), (35, 4457072), (40, 3899938), (56, 2785670), (70, 2228536), (80, 1949969), (112, 1392835), (140, 1114268), (163, 957040), (280, 557134), (326, 478520), (560, 278567), (652, 239260), (815, 191408), (1141, 136720), (1304, 119630), (1630, 95704), (1709, 91280), (2282, 68360), (2608, 59815), (3260, 47852), (3418, 45640), (4564, 34180), (5705, 27344), (6520, 23926), (6836, 22820), (8545, 18256), (9128, 17090), (11410, 13672), (11963, 13040)]