31494480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{467}}^1$

素因数の和:764

約数の個数: 80

約数和(自身を含む): 98190144

約数和(自身を除く): 66695664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 281, 467, 562, 843, 934, 1124, 1401, 1405, 1686, 1868, 2248, 2335, 2802, 2810, 3372, 3736, 4215, 4496, 4670, 5604, 5620, 6744, 7005, 7472, 8430, 9340, 11208, 11240, 13488, 14010, 16860, 18680, 22416, 22480, 28020, 33720, 37360, 56040, 67440, 112080, 131227, 262454, 393681, 524908, 656135, 787362, 1049816, 1312270, 1574724, 1968405, 2099632, 2624540, 3149448, 3936810, 5249080, 6298896, 7873620, 10498160, 15747240, 31494480]

約数ペア:

[(1, 31494480), (2, 15747240), (3, 10498160), (4, 7873620), (5, 6298896), (6, 5249080), (8, 3936810), (10, 3149448), (12, 2624540), (15, 2099632), (16, 1968405), (20, 1574724), (24, 1312270), (30, 1049816), (40, 787362), (48, 656135), (60, 524908), (80, 393681), (120, 262454), (240, 131227), (281, 112080), (467, 67440), (562, 56040), (843, 37360), (934, 33720), (1124, 28020), (1401, 22480), (1405, 22416), (1686, 18680), (1868, 16860), (2248, 14010), (2335, 13488), (2802, 11240), (2810, 11208), (3372, 9340), (3736, 8430), (4215, 7472), (4496, 7005), (4670, 6744), (5604, 5620)]