156792140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1013}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 337296960

約数和(自身を除く): 180504820

約数列:

[1, 2, 4, 5, 10, 20, 71, 109, 142, 218, 284, 355, 436, 545, 710, 1013, 1090, 1420, 2026, 2180, 4052, 5065, 7739, 10130, 15478, 20260, 30956, 38695, 71923, 77390, 110417, 143846, 154780, 220834, 287692, 359615, 441668, 552085, 719230, 1104170, 1438460, 2208340, 7839607, 15679214, 31358428, 39198035, 78396070, 156792140]

約数ペア:

[(1, 156792140), (2, 78396070), (4, 39198035), (5, 31358428), (10, 15679214), (20, 7839607), (71, 2208340), (109, 1438460), (142, 1104170), (218, 719230), (284, 552085), (355, 441668), (436, 359615), (545, 287692), (710, 220834), (1013, 154780), (1090, 143846), (1420, 110417), (2026, 77390), (2180, 71923), (4052, 38695), (5065, 30956), (7739, 20260), (10130, 15478)]