60840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2$

素因数の和:43

約数の個数: 72

約数和(自身を含む): 214110

約数和(自身を除く): 153270

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1352, 1521, 1560, 1690, 2028, 2340, 2535, 3042, 3380, 4056, 4680, 5070, 6084, 6760, 7605, 10140, 12168, 15210, 20280, 30420, 60840]

約数ペア:

[(1, 60840), (2, 30420), (3, 20280), (4, 15210), (5, 12168), (6, 10140), (8, 7605), (9, 6760), (10, 6084), (12, 5070), (13, 4680), (15, 4056), (18, 3380), (20, 3042), (24, 2535), (26, 2340), (30, 2028), (36, 1690), (39, 1560), (40, 1521), (45, 1352), (52, 1170), (60, 1014), (65, 936), (72, 845), (78, 780), (90, 676), (104, 585), (117, 520), (120, 507), (130, 468), (156, 390), (169, 360), (180, 338), (195, 312), (234, 260)]