215533510

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 421070400

約数和(自身を除く): 205536890

約数列:

[1, 2, 5, 10, 29, 37, 53, 58, 74, 106, 145, 185, 265, 290, 370, 379, 530, 758, 1073, 1537, 1895, 1961, 2146, 3074, 3790, 3922, 5365, 7685, 9805, 10730, 10991, 14023, 15370, 19610, 20087, 21982, 28046, 40174, 54955, 56869, 70115, 100435, 109910, 113738, 140230, 200870, 284345, 406667, 568690, 582523, 743219, 813334, 1165046, 1486438, 2033335, 2912615, 3716095, 4066670, 5825230, 7432190, 21553351, 43106702, 107766755, 215533510]

約数ペア:

[(1, 215533510), (2, 107766755), (5, 43106702), (10, 21553351), (29, 7432190), (37, 5825230), (53, 4066670), (58, 3716095), (74, 2912615), (106, 2033335), (145, 1486438), (185, 1165046), (265, 813334), (290, 743219), (370, 582523), (379, 568690), (530, 406667), (758, 284345), (1073, 200870), (1537, 140230), (1895, 113738), (1961, 109910), (2146, 100435), (3074, 70115), (3790, 56869), (3922, 54955), (5365, 40174), (7685, 28046), (9805, 21982), (10730, 20087), (10991, 19610), (14023, 15370)]