327994487480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{8375753}}^1$

素因数の和:8375864

約数の個数: 64

約数和(自身を含む): 814123288800

約数和(自身を除く): 486128801320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 178, 220, 356, 440, 445, 712, 890, 979, 1780, 1958, 3560, 3916, 4895, 7832, 9790, 19580, 39160, 8375753, 16751506, 33503012, 41878765, 67006024, 83757530, 92133283, 167515060, 184266566, 335030120, 368533132, 460666415, 737066264, 745442017, 921332830, 1490884034, 1842665660, 2981768068, 3685331320, 3727210085, 5963536136, 7454420170, 8199862187, 14908840340, 16399724374, 29817680680, 32799448748, 40999310935, 65598897496, 81998621870, 163997243740, 327994487480]

約数ペア:

[(1, 327994487480), (2, 163997243740), (4, 81998621870), (5, 65598897496), (8, 40999310935), (10, 32799448748), (11, 29817680680), (20, 16399724374), (22, 14908840340), (40, 8199862187), (44, 7454420170), (55, 5963536136), (88, 3727210085), (89, 3685331320), (110, 2981768068), (178, 1842665660), (220, 1490884034), (356, 921332830), (440, 745442017), (445, 737066264), (712, 460666415), (890, 368533132), (979, 335030120), (1780, 184266566), (1958, 167515060), (3560, 92133283), (3916, 83757530), (4895, 67006024), (7832, 41878765), (9790, 33503012), (19580, 16751506), (39160, 8375753)]