42012120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4931}}^1$

素因数の和:5016

約数の個数: 64

約数和(自身を含む): 127837440

約数和(自身を除く): 85825320

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, 4931, 8520, 9862, 14793, 19724, 24655, 29586, 39448, 49310, 59172, 73965, 98620, 118344, 147930, 197240, 295860, 350101, 591720, 700202, 1050303, 1400404, 1750505, 2100606, 2800808, 3501010, 4201212, 5251515, 7002020, 8402424, 10503030, 14004040, 21006060, 42012120]

約数ペア:

[(1, 42012120), (2, 21006060), (3, 14004040), (4, 10503030), (5, 8402424), (6, 7002020), (8, 5251515), (10, 4201212), (12, 3501010), (15, 2800808), (20, 2100606), (24, 1750505), (30, 1400404), (40, 1050303), (60, 700202), (71, 591720), (120, 350101), (142, 295860), (213, 197240), (284, 147930), (355, 118344), (426, 98620), (568, 73965), (710, 59172), (852, 49310), (1065, 39448), (1420, 29586), (1704, 24655), (2130, 19724), (2840, 14793), (4260, 9862), (4931, 8520)]