814980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:93

約数の個数: 72

約数和(自身を含む): 2475648

約数和(自身を除く): 1660668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 47, 51, 60, 68, 85, 94, 102, 141, 170, 188, 204, 235, 255, 282, 289, 340, 470, 510, 564, 578, 705, 799, 867, 940, 1020, 1156, 1410, 1445, 1598, 1734, 2397, 2820, 2890, 3196, 3468, 3995, 4335, 4794, 5780, 7990, 8670, 9588, 11985, 13583, 15980, 17340, 23970, 27166, 40749, 47940, 54332, 67915, 81498, 135830, 162996, 203745, 271660, 407490, 814980]

約数ペア:

[(1, 814980), (2, 407490), (3, 271660), (4, 203745), (5, 162996), (6, 135830), (10, 81498), (12, 67915), (15, 54332), (17, 47940), (20, 40749), (30, 27166), (34, 23970), (47, 17340), (51, 15980), (60, 13583), (68, 11985), (85, 9588), (94, 8670), (102, 7990), (141, 5780), (170, 4794), (188, 4335), (204, 3995), (235, 3468), (255, 3196), (282, 2890), (289, 2820), (340, 2397), (470, 1734), (510, 1598), (564, 1445), (578, 1410), (705, 1156), (799, 1020), (867, 940)]