123902040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1753}}^1$

素因数の和:1817

約数の個数: 128

約数和(自身を含む): 404121600

約数和(自身を除く): 280219560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 1140, 1178, 1240, 1753, 1767, 1860, 2280, 2356, 2945, 3506, 3534, 3720, 4712, 5259, 5890, 7012, 7068, 8765, 8835, 10518, 11780, 14024, 14136, 17530, 17670, 21036, 23560, 26295, 33307, 35060, 35340, 42072, 52590, 54343, 66614, 70120, 70680, 99921, 105180, 108686, 133228, 163029, 166535, 199842, 210360, 217372, 266456, 271715, 326058, 333070, 399684, 434744, 499605, 543430, 652116, 666140, 799368, 815145, 999210, 1032517, 1086860, 1304232, 1332280, 1630290, 1998420, 2065034, 2173720, 3097551, 3260580, 3996840, 4130068, 5162585, 6195102, 6521160, 8260136, 10325170, 12390204, 15487755, 20650340, 24780408, 30975510, 41300680, 61951020, 123902040]

約数ペア:

[(1, 123902040), (2, 61951020), (3, 41300680), (4, 30975510), (5, 24780408), (6, 20650340), (8, 15487755), (10, 12390204), (12, 10325170), (15, 8260136), (19, 6521160), (20, 6195102), (24, 5162585), (30, 4130068), (31, 3996840), (38, 3260580), (40, 3097551), (57, 2173720), (60, 2065034), (62, 1998420), (76, 1630290), (93, 1332280), (95, 1304232), (114, 1086860), (120, 1032517), (124, 999210), (152, 815145), (155, 799368), (186, 666140), (190, 652116), (228, 543430), (248, 499605), (285, 434744), (310, 399684), (372, 333070), (380, 326058), (456, 271715), (465, 266456), (570, 217372), (589, 210360), (620, 199842), (744, 166535), (760, 163029), (930, 133228), (1140, 108686), (1178, 105180), (1240, 99921), (1753, 70680), (1767, 70120), (1860, 66614), (2280, 54343), (2356, 52590), (2945, 42072), (3506, 35340), (3534, 35060), (3720, 33307), (4712, 26295), (5259, 23560), (5890, 21036), (7012, 17670), (7068, 17530), (8765, 14136), (8835, 14024), (10518, 11780)]