155114760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1307}}^1$

素因数の和:1387

約数の個数: 128

約数和(自身を含む): 497249280

約数和(自身を除く): 342134520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 60, 69, 86, 92, 115, 120, 129, 138, 172, 184, 215, 230, 258, 276, 344, 345, 430, 460, 516, 552, 645, 690, 860, 920, 989, 1032, 1290, 1307, 1380, 1720, 1978, 2580, 2614, 2760, 2967, 3921, 3956, 4945, 5160, 5228, 5934, 6535, 7842, 7912, 9890, 10456, 11868, 13070, 14835, 15684, 19605, 19780, 23736, 26140, 29670, 30061, 31368, 39210, 39560, 52280, 56201, 59340, 60122, 78420, 90183, 112402, 118680, 120244, 150305, 156840, 168603, 180366, 224804, 240488, 281005, 300610, 337206, 360732, 449608, 450915, 562010, 601220, 674412, 721464, 843015, 901830, 1124020, 1202440, 1292623, 1348824, 1686030, 1803660, 2248040, 2585246, 3372060, 3607320, 3877869, 5170492, 6463115, 6744120, 7755738, 10340984, 12926230, 15511476, 19389345, 25852460, 31022952, 38778690, 51704920, 77557380, 155114760]

約数ペア:

[(1, 155114760), (2, 77557380), (3, 51704920), (4, 38778690), (5, 31022952), (6, 25852460), (8, 19389345), (10, 15511476), (12, 12926230), (15, 10340984), (20, 7755738), (23, 6744120), (24, 6463115), (30, 5170492), (40, 3877869), (43, 3607320), (46, 3372060), (60, 2585246), (69, 2248040), (86, 1803660), (92, 1686030), (115, 1348824), (120, 1292623), (129, 1202440), (138, 1124020), (172, 901830), (184, 843015), (215, 721464), (230, 674412), (258, 601220), (276, 562010), (344, 450915), (345, 449608), (430, 360732), (460, 337206), (516, 300610), (552, 281005), (645, 240488), (690, 224804), (860, 180366), (920, 168603), (989, 156840), (1032, 150305), (1290, 120244), (1307, 118680), (1380, 112402), (1720, 90183), (1978, 78420), (2580, 60122), (2614, 59340), (2760, 56201), (2967, 52280), (3921, 39560), (3956, 39210), (4945, 31368), (5160, 30061), (5228, 29670), (5934, 26140), (6535, 23736), (7842, 19780), (7912, 19605), (9890, 15684), (10456, 14835), (11868, 13070)]