280221120

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:617

約数の個数: 280

約数和(自身を含む): 1051102800

約数和(自身を除く): 770881680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 569, 570, 576, 608, 648, 684, 720, 760, 810, 855, 864, 912, 960, 1026, 1080, 1138, 1140, 1216, 1296, 1368, 1440, 1520, 1539, 1620, 1707, 1710, 1728, 1824, 2052, 2160, 2276, 2280, 2565, 2592, 2736, 2845, 2880, 3040, 3078, 3240, 3414, 3420, 3648, 4104, 4320, 4552, 4560, 5121, 5130, 5184, 5472, 5690, 6080, 6156, 6480, 6828, 6840, 7695, 8208, 8535, 8640, 9104, 9120, 10242, 10260, 10811, 10944, 11380, 12312, 12960, 13656, 13680, 15363, 15390, 16416, 17070, 18208, 18240, 20484, 20520, 21622, 22760, 24624, 25605, 25920, 27312, 27360, 30726, 30780, 32433, 32832, 34140, 36416, 40968, 41040, 43244, 45520, 46089, 49248, 51210, 54055, 54624, 54720, 61452, 61560, 64866, 68280, 76815, 81936, 82080, 86488, 91040, 92178, 97299, 98496, 102420, 108110, 109248, 122904, 123120, 129732, 136560, 153630, 162165, 163872, 164160, 172976, 182080, 184356, 194598, 204840, 216220, 230445, 245808, 246240, 259464, 273120, 291897, 307260, 324330, 327744, 345952, 368712, 389196, 409680, 432440, 460890, 486495, 491616, 492480, 518928, 546240, 583794, 614520, 648660, 691904, 737424, 778392, 819360, 864880, 875691, 921780, 972990, 983232, 1037856, 1167588, 1229040, 1297320, 1459485, 1474848, 1556784, 1638720, 1729760, 1751382, 1843560, 1945980, 2075712, 2335176, 2458080, 2594640, 2918970, 2949696, 3113568, 3459520, 3502764, 3687120, 3891960, 4378455, 4670352, 4916160, 5189280, 5837940, 6227136, 7005528, 7374240, 7783920, 8756910, 9340704, 10378560, 11675880, 14011056, 14748480, 15567840, 17513820, 18681408, 23351760, 28022112, 31135680, 35027640, 46703520, 56044224, 70055280, 93407040, 140110560, 280221120]

約数ペア:

[(1, 280221120), (2, 140110560), (3, 93407040), (4, 70055280), (5, 56044224), (6, 46703520), (8, 35027640), (9, 31135680), (10, 28022112), (12, 23351760), (15, 18681408), (16, 17513820), (18, 15567840), (19, 14748480), (20, 14011056), (24, 11675880), (27, 10378560), (30, 9340704), (32, 8756910), (36, 7783920), (38, 7374240), (40, 7005528), (45, 6227136), (48, 5837940), (54, 5189280), (57, 4916160), (60, 4670352), (64, 4378455), (72, 3891960), (76, 3687120), (80, 3502764), (81, 3459520), (90, 3113568), (95, 2949696), (96, 2918970), (108, 2594640), (114, 2458080), (120, 2335176), (135, 2075712), (144, 1945980), (152, 1843560), (160, 1751382), (162, 1729760), (171, 1638720), (180, 1556784), (190, 1474848), (192, 1459485), (216, 1297320), (228, 1229040), (240, 1167588), (270, 1037856), (285, 983232), (288, 972990), (304, 921780), (320, 875691), (324, 864880), (342, 819360), (360, 778392), (380, 737424), (405, 691904), (432, 648660), (456, 614520), (480, 583794), (513, 546240), (540, 518928), (569, 492480), (570, 491616), (576, 486495), (608, 460890), (648, 432440), (684, 409680), (720, 389196), (760, 368712), (810, 345952), (855, 327744), (864, 324330), (912, 307260), (960, 291897), (1026, 273120), (1080, 259464), (1138, 246240), (1140, 245808), (1216, 230445), (1296, 216220), (1368, 204840), (1440, 194598), (1520, 184356), (1539, 182080), (1620, 172976), (1707, 164160), (1710, 163872), (1728, 162165), (1824, 153630), (2052, 136560), (2160, 129732), (2276, 123120), (2280, 122904), (2565, 109248), (2592, 108110), (2736, 102420), (2845, 98496), (2880, 97299), (3040, 92178), (3078, 91040), (3240, 86488), (3414, 82080), (3420, 81936), (3648, 76815), (4104, 68280), (4320, 64866), (4552, 61560), (4560, 61452), (5121, 54720), (5130, 54624), (5184, 54055), (5472, 51210), (5690, 49248), (6080, 46089), (6156, 45520), (6480, 43244), (6828, 41040), (6840, 40968), (7695, 36416), (8208, 34140), (8535, 32832), (8640, 32433), (9104, 30780), (9120, 30726), (10242, 27360), (10260, 27312), (10811, 25920), (10944, 25605), (11380, 24624), (12312, 22760), (12960, 21622), (13656, 20520), (13680, 20484), (15363, 18240), (15390, 18208), (16416, 17070)]