51783120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:154

約数の個数: 240

約数和(自身を含む): 188023680

約数和(自身を除く): 136240560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 53, 59, 60, 69, 72, 80, 90, 92, 106, 115, 118, 120, 138, 144, 159, 177, 180, 184, 207, 212, 230, 236, 240, 265, 276, 295, 318, 345, 354, 360, 368, 414, 424, 460, 472, 477, 530, 531, 552, 590, 636, 690, 708, 720, 795, 828, 848, 885, 920, 944, 954, 1035, 1060, 1062, 1104, 1180, 1219, 1272, 1357, 1380, 1416, 1590, 1656, 1770, 1840, 1908, 2070, 2120, 2124, 2360, 2385, 2438, 2544, 2655, 2714, 2760, 2832, 3127, 3180, 3312, 3540, 3657, 3816, 4071, 4140, 4240, 4248, 4720, 4770, 4876, 5310, 5428, 5520, 6095, 6254, 6360, 6785, 7080, 7314, 7632, 8142, 8280, 8496, 9381, 9540, 9752, 10620, 10856, 10971, 12190, 12213, 12508, 12720, 13570, 14160, 14628, 15635, 16284, 16560, 18285, 18762, 19080, 19504, 20355, 21240, 21712, 21942, 24380, 24426, 25016, 27140, 28143, 29256, 31270, 32568, 36570, 37524, 38160, 40710, 42480, 43884, 46905, 48760, 48852, 50032, 54280, 54855, 56286, 58512, 61065, 62540, 65136, 71921, 73140, 75048, 81420, 87768, 93810, 97520, 97704, 108560, 109710, 112572, 122130, 125080, 140715, 143842, 146280, 150096, 162840, 175536, 187620, 195408, 215763, 219420, 225144, 244260, 250160, 281430, 287684, 292560, 325680, 359605, 375240, 431526, 438840, 450288, 488520, 562860, 575368, 647289, 719210, 750480, 863052, 877680, 977040, 1078815, 1125720, 1150736, 1294578, 1438420, 1726104, 2157630, 2251440, 2589156, 2876840, 3236445, 3452208, 4315260, 5178312, 5753680, 6472890, 8630520, 10356624, 12945780, 17261040, 25891560, 51783120]

約数ペア:

[(1, 51783120), (2, 25891560), (3, 17261040), (4, 12945780), (5, 10356624), (6, 8630520), (8, 6472890), (9, 5753680), (10, 5178312), (12, 4315260), (15, 3452208), (16, 3236445), (18, 2876840), (20, 2589156), (23, 2251440), (24, 2157630), (30, 1726104), (36, 1438420), (40, 1294578), (45, 1150736), (46, 1125720), (48, 1078815), (53, 977040), (59, 877680), (60, 863052), (69, 750480), (72, 719210), (80, 647289), (90, 575368), (92, 562860), (106, 488520), (115, 450288), (118, 438840), (120, 431526), (138, 375240), (144, 359605), (159, 325680), (177, 292560), (180, 287684), (184, 281430), (207, 250160), (212, 244260), (230, 225144), (236, 219420), (240, 215763), (265, 195408), (276, 187620), (295, 175536), (318, 162840), (345, 150096), (354, 146280), (360, 143842), (368, 140715), (414, 125080), (424, 122130), (460, 112572), (472, 109710), (477, 108560), (530, 97704), (531, 97520), (552, 93810), (590, 87768), (636, 81420), (690, 75048), (708, 73140), (720, 71921), (795, 65136), (828, 62540), (848, 61065), (885, 58512), (920, 56286), (944, 54855), (954, 54280), (1035, 50032), (1060, 48852), (1062, 48760), (1104, 46905), (1180, 43884), (1219, 42480), (1272, 40710), (1357, 38160), (1380, 37524), (1416, 36570), (1590, 32568), (1656, 31270), (1770, 29256), (1840, 28143), (1908, 27140), (2070, 25016), (2120, 24426), (2124, 24380), (2360, 21942), (2385, 21712), (2438, 21240), (2544, 20355), (2655, 19504), (2714, 19080), (2760, 18762), (2832, 18285), (3127, 16560), (3180, 16284), (3312, 15635), (3540, 14628), (3657, 14160), (3816, 13570), (4071, 12720), (4140, 12508), (4240, 12213), (4248, 12190), (4720, 10971), (4770, 10856), (4876, 10620), (5310, 9752), (5428, 9540), (5520, 9381), (6095, 8496), (6254, 8280), (6360, 8142), (6785, 7632), (7080, 7314)]