72428520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8501}}^1$

素因数の和:8586

約数の個数: 64

約数和(自身を含む): 220371840

約数和(自身を除く): 147943320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8501, 8520, 17002, 25503, 34004, 42505, 51006, 68008, 85010, 102012, 127515, 170020, 204024, 255030, 340040, 510060, 603571, 1020120, 1207142, 1810713, 2414284, 3017855, 3621426, 4828568, 6035710, 7242852, 9053565, 12071420, 14485704, 18107130, 24142840, 36214260, 72428520]

約数ペア:

[(1, 72428520), (2, 36214260), (3, 24142840), (4, 18107130), (5, 14485704), (6, 12071420), (8, 9053565), (10, 7242852), (12, 6035710), (15, 4828568), (20, 3621426), (24, 3017855), (30, 2414284), (40, 1810713), (60, 1207142), (71, 1020120), (120, 603571), (142, 510060), (213, 340040), (284, 255030), (355, 204024), (426, 170020), (568, 127515), (710, 102012), (852, 85010), (1065, 68008), (1420, 51006), (1704, 42505), (2130, 34004), (2840, 25503), (4260, 17002), (8501, 8520)]