311955584

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:581

約数の個数: 64

約数和(自身を含む): 643416000

約数和(自身を除く): 331460416

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 199, 296, 331, 398, 592, 662, 796, 1184, 1324, 1592, 2368, 2648, 3184, 4736, 5296, 6368, 7363, 10592, 12247, 12736, 14726, 21184, 24494, 25472, 29452, 42368, 48988, 58904, 65869, 97976, 117808, 131738, 195952, 235616, 263476, 391904, 471232, 526952, 783808, 942464, 1053904, 1567616, 2107808, 2437153, 4215616, 4874306, 8431232, 9748612, 19497224, 38994448, 77988896, 155977792, 311955584]

約数ペア:

[(1, 311955584), (2, 155977792), (4, 77988896), (8, 38994448), (16, 19497224), (32, 9748612), (37, 8431232), (64, 4874306), (74, 4215616), (128, 2437153), (148, 2107808), (199, 1567616), (296, 1053904), (331, 942464), (398, 783808), (592, 526952), (662, 471232), (796, 391904), (1184, 263476), (1324, 235616), (1592, 195952), (2368, 131738), (2648, 117808), (3184, 97976), (4736, 65869), (5296, 58904), (6368, 48988), (7363, 42368), (10592, 29452), (12247, 25472), (12736, 24494), (14726, 21184)]