71012940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1$

素因数の和:639

約数の個数: 96

約数和(自身を含む): 208459776

約数和(自身を除く): 137446836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 73, 93, 124, 146, 155, 186, 219, 292, 310, 365, 372, 438, 465, 523, 620, 730, 876, 930, 1046, 1095, 1460, 1569, 1860, 2092, 2190, 2263, 2615, 3138, 4380, 4526, 5230, 6276, 6789, 7845, 9052, 10460, 11315, 13578, 15690, 16213, 22630, 27156, 31380, 32426, 33945, 38179, 45260, 48639, 64852, 67890, 76358, 81065, 97278, 114537, 135780, 152716, 162130, 190895, 194556, 229074, 243195, 324260, 381790, 458148, 486390, 572685, 763580, 972780, 1145370, 1183549, 2290740, 2367098, 3550647, 4734196, 5917745, 7101294, 11835490, 14202588, 17753235, 23670980, 35506470, 71012940]

約数ペア:

[(1, 71012940), (2, 35506470), (3, 23670980), (4, 17753235), (5, 14202588), (6, 11835490), (10, 7101294), (12, 5917745), (15, 4734196), (20, 3550647), (30, 2367098), (31, 2290740), (60, 1183549), (62, 1145370), (73, 972780), (93, 763580), (124, 572685), (146, 486390), (155, 458148), (186, 381790), (219, 324260), (292, 243195), (310, 229074), (365, 194556), (372, 190895), (438, 162130), (465, 152716), (523, 135780), (620, 114537), (730, 97278), (876, 81065), (930, 76358), (1046, 67890), (1095, 64852), (1460, 48639), (1569, 45260), (1860, 38179), (2092, 33945), (2190, 32426), (2263, 31380), (2615, 27156), (3138, 22630), (4380, 16213), (4526, 15690), (5230, 13578), (6276, 11315), (6789, 10460), (7845, 9052)]