788966040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{16561}}^1$

素因数の和:16972

約数の個数: 64

約数和(自身を含む): 2373003360

約数和(自身を除く): 1584037320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 397, 794, 1191, 1588, 1985, 2382, 3176, 3970, 4764, 5955, 7940, 9528, 11910, 15880, 16561, 23820, 33122, 47640, 49683, 66244, 82805, 99366, 132488, 165610, 198732, 248415, 331220, 397464, 496830, 662440, 993660, 1987320, 6574717, 13149434, 19724151, 26298868, 32873585, 39448302, 52597736, 65747170, 78896604, 98620755, 131494340, 157793208, 197241510, 262988680, 394483020, 788966040]

約数ペア:

[(1, 788966040), (2, 394483020), (3, 262988680), (4, 197241510), (5, 157793208), (6, 131494340), (8, 98620755), (10, 78896604), (12, 65747170), (15, 52597736), (20, 39448302), (24, 32873585), (30, 26298868), (40, 19724151), (60, 13149434), (120, 6574717), (397, 1987320), (794, 993660), (1191, 662440), (1588, 496830), (1985, 397464), (2382, 331220), (3176, 248415), (3970, 198732), (4764, 165610), (5955, 132488), (7940, 99366), (9528, 82805), (11910, 66244), (15880, 49683), (16561, 47640), (23820, 33122)]