40152720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{571}}^1$

素因数の和:880

約数の個数: 80

約数和(自身を含む): 125116992

約数和(自身を除く): 84964272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 293, 571, 586, 879, 1142, 1172, 1465, 1713, 1758, 2284, 2344, 2855, 2930, 3426, 3516, 4395, 4568, 4688, 5710, 5860, 6852, 7032, 8565, 8790, 9136, 11420, 11720, 13704, 14064, 17130, 17580, 22840, 23440, 27408, 34260, 35160, 45680, 68520, 70320, 137040, 167303, 334606, 501909, 669212, 836515, 1003818, 1338424, 1673030, 2007636, 2509545, 2676848, 3346060, 4015272, 5019090, 6692120, 8030544, 10038180, 13384240, 20076360, 40152720]

約数ペア:

[(1, 40152720), (2, 20076360), (3, 13384240), (4, 10038180), (5, 8030544), (6, 6692120), (8, 5019090), (10, 4015272), (12, 3346060), (15, 2676848), (16, 2509545), (20, 2007636), (24, 1673030), (30, 1338424), (40, 1003818), (48, 836515), (60, 669212), (80, 501909), (120, 334606), (240, 167303), (293, 137040), (571, 70320), (586, 68520), (879, 45680), (1142, 35160), (1172, 34260), (1465, 27408), (1713, 23440), (1758, 22840), (2284, 17580), (2344, 17130), (2855, 14064), (2930, 13704), (3426, 11720), (3516, 11420), (4395, 9136), (4568, 8790), (4688, 8565), (5710, 7032), (5860, 6852)]