71980140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{38699}}^1$

素因数の和:38742

約数の個数: 48

約数和(自身を含む): 208051200

約数和(自身を除く): 136071060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 38699, 77398, 116097, 154796, 193495, 232194, 386990, 464388, 580485, 773980, 1160970, 1199669, 2321940, 2399338, 3599007, 4798676, 5998345, 7198014, 11996690, 14396028, 17995035, 23993380, 35990070, 71980140]

約数ペア:

[(1, 71980140), (2, 35990070), (3, 23993380), (4, 17995035), (5, 14396028), (6, 11996690), (10, 7198014), (12, 5998345), (15, 4798676), (20, 3599007), (30, 2399338), (31, 2321940), (60, 1199669), (62, 1160970), (93, 773980), (124, 580485), (155, 464388), (186, 386990), (310, 232194), (372, 193495), (465, 154796), (620, 116097), (930, 77398), (1860, 38699)]