656670240

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2203}}^1$

素因数の和:2253

約数の個数: 240

約数和(自身を含む): 2419357248

約数和(自身を除く): 1762687008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 162, 180, 184, 207, 216, 230, 240, 270, 276, 288, 324, 345, 360, 368, 405, 414, 432, 460, 480, 540, 552, 621, 648, 690, 720, 736, 810, 828, 864, 920, 1035, 1080, 1104, 1242, 1296, 1380, 1440, 1620, 1656, 1840, 1863, 2070, 2160, 2203, 2208, 2484, 2592, 2760, 3105, 3240, 3312, 3680, 3726, 4140, 4320, 4406, 4968, 5520, 6210, 6480, 6609, 6624, 7452, 8280, 8812, 9315, 9936, 11015, 11040, 12420, 12960, 13218, 14904, 16560, 17624, 18630, 19827, 19872, 22030, 24840, 26436, 29808, 33045, 33120, 35248, 37260, 39654, 44060, 49680, 50669, 52872, 59481, 59616, 66090, 70496, 74520, 79308, 88120, 99135, 99360, 101338, 105744, 118962, 132180, 149040, 152007, 158616, 176240, 178443, 198270, 202676, 211488, 237924, 253345, 264360, 297405, 298080, 304014, 317232, 352480, 356886, 396540, 405352, 456021, 475848, 506690, 528720, 594810, 608028, 634464, 713772, 760035, 793080, 810704, 892215, 912042, 951696, 1013380, 1057440, 1189620, 1216056, 1368063, 1427544, 1520070, 1586160, 1621408, 1784430, 1824084, 1903392, 2026760, 2280105, 2379240, 2432112, 2736126, 2855088, 3040140, 3172320, 3568860, 3648168, 4053520, 4104189, 4560210, 4758480, 4864224, 5472252, 5710176, 6080280, 6840315, 7137720, 7296336, 8107040, 8208378, 9120420, 9516960, 10944504, 12160560, 13680630, 14275440, 14592672, 16416756, 18240840, 20520945, 21889008, 24321120, 27361260, 28550880, 32833512, 36481680, 41041890, 43778016, 54722520, 65667024, 72963360, 82083780, 109445040, 131334048, 164167560, 218890080, 328335120, 656670240]

約数ペア:

[(1, 656670240), (2, 328335120), (3, 218890080), (4, 164167560), (5, 131334048), (6, 109445040), (8, 82083780), (9, 72963360), (10, 65667024), (12, 54722520), (15, 43778016), (16, 41041890), (18, 36481680), (20, 32833512), (23, 28550880), (24, 27361260), (27, 24321120), (30, 21889008), (32, 20520945), (36, 18240840), (40, 16416756), (45, 14592672), (46, 14275440), (48, 13680630), (54, 12160560), (60, 10944504), (69, 9516960), (72, 9120420), (80, 8208378), (81, 8107040), (90, 7296336), (92, 7137720), (96, 6840315), (108, 6080280), (115, 5710176), (120, 5472252), (135, 4864224), (138, 4758480), (144, 4560210), (160, 4104189), (162, 4053520), (180, 3648168), (184, 3568860), (207, 3172320), (216, 3040140), (230, 2855088), (240, 2736126), (270, 2432112), (276, 2379240), (288, 2280105), (324, 2026760), (345, 1903392), (360, 1824084), (368, 1784430), (405, 1621408), (414, 1586160), (432, 1520070), (460, 1427544), (480, 1368063), (540, 1216056), (552, 1189620), (621, 1057440), (648, 1013380), (690, 951696), (720, 912042), (736, 892215), (810, 810704), (828, 793080), (864, 760035), (920, 713772), (1035, 634464), (1080, 608028), (1104, 594810), (1242, 528720), (1296, 506690), (1380, 475848), (1440, 456021), (1620, 405352), (1656, 396540), (1840, 356886), (1863, 352480), (2070, 317232), (2160, 304014), (2203, 298080), (2208, 297405), (2484, 264360), (2592, 253345), (2760, 237924), (3105, 211488), (3240, 202676), (3312, 198270), (3680, 178443), (3726, 176240), (4140, 158616), (4320, 152007), (4406, 149040), (4968, 132180), (5520, 118962), (6210, 105744), (6480, 101338), (6609, 99360), (6624, 99135), (7452, 88120), (8280, 79308), (8812, 74520), (9315, 70496), (9936, 66090), (11015, 59616), (11040, 59481), (12420, 52872), (12960, 50669), (13218, 49680), (14904, 44060), (16560, 39654), (17624, 37260), (18630, 35248), (19827, 33120), (19872, 33045), (22030, 29808), (24840, 26436)]