80305440

素因数分解:

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

素因数の和:882

約数の個数: 96

約数和(自身を含む): 254270016

約数和(自身を除く): 173964576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 293, 480, 571, 586, 879, 1142, 1172, 1465, 1713, 1758, 2284, 2344, 2855, 2930, 3426, 3516, 4395, 4568, 4688, 5710, 5860, 6852, 7032, 8565, 8790, 9136, 9376, 11420, 11720, 13704, 14064, 17130, 17580, 18272, 22840, 23440, 27408, 28128, 34260, 35160, 45680, 46880, 54816, 68520, 70320, 91360, 137040, 140640, 167303, 274080, 334606, 501909, 669212, 836515, 1003818, 1338424, 1673030, 2007636, 2509545, 2676848, 3346060, 4015272, 5019090, 5353696, 6692120, 8030544, 10038180, 13384240, 16061088, 20076360, 26768480, 40152720, 80305440]

約数ペア:

[(1, 80305440), (2, 40152720), (3, 26768480), (4, 20076360), (5, 16061088), (6, 13384240), (8, 10038180), (10, 8030544), (12, 6692120), (15, 5353696), (16, 5019090), (20, 4015272), (24, 3346060), (30, 2676848), (32, 2509545), (40, 2007636), (48, 1673030), (60, 1338424), (80, 1003818), (96, 836515), (120, 669212), (160, 501909), (240, 334606), (293, 274080), (480, 167303), (571, 140640), (586, 137040), (879, 91360), (1142, 70320), (1172, 68520), (1465, 54816), (1713, 46880), (1758, 45680), (2284, 35160), (2344, 34260), (2855, 28128), (2930, 27408), (3426, 23440), (3516, 22840), (4395, 18272), (4568, 17580), (4688, 17130), (5710, 14064), (5860, 13704), (6852, 11720), (7032, 11420), (8565, 9376), (8790, 9136)]