15204997840

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1\times {\mathrm{4603}}^1$

素因数の和:5036

約数の個数: 80

約数和(自身を含む): 35719820928

約数和(自身を除く): 20514823088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 263, 314, 526, 628, 785, 1052, 1256, 1315, 1570, 2104, 2512, 2630, 3140, 4208, 4603, 5260, 6280, 9206, 10520, 12560, 18412, 21040, 23015, 36824, 41291, 46030, 73648, 82582, 92060, 165164, 184120, 206455, 330328, 368240, 412910, 660656, 722671, 825820, 1210589, 1445342, 1651640, 2421178, 2890684, 3303280, 3613355, 4842356, 5781368, 6052945, 7226710, 9684712, 11562736, 12105890, 14453420, 19369424, 24211780, 28906840, 48423560, 57813680, 96847120, 190062473, 380124946, 760249892, 950312365, 1520499784, 1900624730, 3040999568, 3801249460, 7602498920, 15204997840]

約数ペア:

[(1, 15204997840), (2, 7602498920), (4, 3801249460), (5, 3040999568), (8, 1900624730), (10, 1520499784), (16, 950312365), (20, 760249892), (40, 380124946), (80, 190062473), (157, 96847120), (263, 57813680), (314, 48423560), (526, 28906840), (628, 24211780), (785, 19369424), (1052, 14453420), (1256, 12105890), (1315, 11562736), (1570, 9684712), (2104, 7226710), (2512, 6052945), (2630, 5781368), (3140, 4842356), (4208, 3613355), (4603, 3303280), (5260, 2890684), (6280, 2421178), (9206, 1651640), (10520, 1445342), (12560, 1210589), (18412, 825820), (21040, 722671), (23015, 660656), (36824, 412910), (41291, 368240), (46030, 330328), (73648, 206455), (82582, 184120), (92060, 165164)]