138447420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^2\times {\mathrm{433}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 393943536

約数和(自身を除く): 255496116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 433, 438, 730, 866, 876, 1095, 1299, 1460, 1732, 2165, 2190, 2598, 4330, 4380, 5196, 5329, 6495, 8660, 10658, 12990, 15987, 21316, 25980, 26645, 31609, 31974, 53290, 63218, 63948, 79935, 94827, 106580, 126436, 158045, 159870, 189654, 316090, 319740, 379308, 474135, 632180, 948270, 1896540, 2307457, 4614914, 6922371, 9229828, 11537285, 13844742, 23074570, 27689484, 34611855, 46149140, 69223710, 138447420]

約数ペア:

[(1, 138447420), (2, 69223710), (3, 46149140), (4, 34611855), (5, 27689484), (6, 23074570), (10, 13844742), (12, 11537285), (15, 9229828), (20, 6922371), (30, 4614914), (60, 2307457), (73, 1896540), (146, 948270), (219, 632180), (292, 474135), (365, 379308), (433, 319740), (438, 316090), (730, 189654), (866, 159870), (876, 158045), (1095, 126436), (1299, 106580), (1460, 94827), (1732, 79935), (2165, 63948), (2190, 63218), (2598, 53290), (4330, 31974), (4380, 31609), (5196, 26645), (5329, 25980), (6495, 21316), (8660, 15987), (10658, 12990)]