30349980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1637}}^1$

素因数の和:1755

約数の個数: 72

約数和(自身を含む): 93012192

約数和(自身を除く): 62662212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1637, 1854, 2060, 3090, 3274, 3708, 4635, 4911, 6180, 6548, 8185, 9270, 9822, 14733, 16370, 18540, 19644, 24555, 29466, 32740, 49110, 58932, 73665, 98220, 147330, 168611, 294660, 337222, 505833, 674444, 843055, 1011666, 1517499, 1686110, 2023332, 2529165, 3034998, 3372220, 5058330, 6069996, 7587495, 10116660, 15174990, 30349980]

約数ペア:

[(1, 30349980), (2, 15174990), (3, 10116660), (4, 7587495), (5, 6069996), (6, 5058330), (9, 3372220), (10, 3034998), (12, 2529165), (15, 2023332), (18, 1686110), (20, 1517499), (30, 1011666), (36, 843055), (45, 674444), (60, 505833), (90, 337222), (103, 294660), (180, 168611), (206, 147330), (309, 98220), (412, 73665), (515, 58932), (618, 49110), (927, 32740), (1030, 29466), (1236, 24555), (1545, 19644), (1637, 18540), (1854, 16370), (2060, 14733), (3090, 9822), (3274, 9270), (3708, 8185), (4635, 6548), (4911, 6180)]