71186920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13381}}^1$

素因数の和:13418

約数の個数: 64

約数和(自身を含む): 192700800

約数和(自身を除く): 121513880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 13381, 26762, 53524, 66905, 93667, 107048, 133810, 187334, 254239, 267620, 374668, 468335, 508478, 535240, 749336, 936670, 1016956, 1271195, 1779673, 1873340, 2033912, 2542390, 3559346, 3746680, 5084780, 7118692, 8898365, 10169560, 14237384, 17796730, 35593460, 71186920]

約数ペア:

[(1, 71186920), (2, 35593460), (4, 17796730), (5, 14237384), (7, 10169560), (8, 8898365), (10, 7118692), (14, 5084780), (19, 3746680), (20, 3559346), (28, 2542390), (35, 2033912), (38, 1873340), (40, 1779673), (56, 1271195), (70, 1016956), (76, 936670), (95, 749336), (133, 535240), (140, 508478), (152, 468335), (190, 374668), (266, 267620), (280, 254239), (380, 187334), (532, 133810), (665, 107048), (760, 93667), (1064, 66905), (1330, 53524), (2660, 26762), (5320, 13381)]