664253280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:254

約数の個数: 288

約数和(自身を含む): 2356361280

約数和(自身を除く): 1692108000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 73, 80, 89, 90, 96, 120, 142, 144, 146, 160, 178, 180, 213, 219, 240, 267, 284, 288, 292, 355, 356, 360, 365, 426, 438, 445, 480, 534, 568, 584, 639, 657, 710, 712, 720, 730, 801, 852, 876, 890, 1065, 1068, 1095, 1136, 1168, 1278, 1314, 1335, 1420, 1424, 1440, 1460, 1602, 1704, 1752, 1780, 2130, 2136, 2190, 2272, 2336, 2556, 2628, 2670, 2840, 2848, 2920, 3195, 3204, 3285, 3408, 3504, 3560, 4005, 4260, 4272, 4380, 5112, 5183, 5256, 5340, 5680, 5840, 6319, 6390, 6408, 6497, 6570, 6816, 7008, 7120, 8010, 8520, 8544, 8760, 10224, 10366, 10512, 10680, 11360, 11680, 12638, 12780, 12816, 12994, 13140, 14240, 15549, 16020, 17040, 17520, 18957, 19491, 20448, 20732, 21024, 21360, 25276, 25560, 25632, 25915, 25988, 26280, 31098, 31595, 32040, 32485, 34080, 35040, 37914, 38982, 41464, 42720, 46647, 50552, 51120, 51830, 51976, 52560, 56871, 58473, 62196, 63190, 64080, 64970, 75828, 77745, 77964, 82928, 93294, 94785, 97455, 101104, 102240, 103660, 103952, 105120, 113742, 116946, 124392, 126380, 128160, 129940, 151656, 155490, 155928, 165856, 186588, 189570, 194910, 202208, 207320, 207904, 227484, 233235, 233892, 248784, 252760, 259880, 284355, 292365, 303312, 310980, 311856, 373176, 379140, 389820, 414640, 454968, 461287, 466470, 467784, 497568, 505520, 519760, 568710, 584730, 606624, 621960, 623712, 746352, 758280, 779640, 829280, 909936, 922574, 932940, 935568, 1011040, 1039520, 1137420, 1169460, 1243920, 1383861, 1492704, 1516560, 1559280, 1819872, 1845148, 1865880, 1871136, 2274840, 2306435, 2338920, 2487840, 2767722, 3033120, 3118560, 3690296, 3731760, 4151583, 4549680, 4612870, 4677840, 5535444, 6919305, 7380592, 7463520, 8303166, 9099360, 9225740, 9355680, 11070888, 13838610, 14761184, 16606332, 18451480, 20757915, 22141776, 27677220, 33212664, 36902960, 41515830, 44283552, 55354440, 66425328, 73805920, 83031660, 110708880, 132850656, 166063320, 221417760, 332126640, 664253280]

約数ペア:

[(1, 664253280), (2, 332126640), (3, 221417760), (4, 166063320), (5, 132850656), (6, 110708880), (8, 83031660), (9, 73805920), (10, 66425328), (12, 55354440), (15, 44283552), (16, 41515830), (18, 36902960), (20, 33212664), (24, 27677220), (30, 22141776), (32, 20757915), (36, 18451480), (40, 16606332), (45, 14761184), (48, 13838610), (60, 11070888), (71, 9355680), (72, 9225740), (73, 9099360), (80, 8303166), (89, 7463520), (90, 7380592), (96, 6919305), (120, 5535444), (142, 4677840), (144, 4612870), (146, 4549680), (160, 4151583), (178, 3731760), (180, 3690296), (213, 3118560), (219, 3033120), (240, 2767722), (267, 2487840), (284, 2338920), (288, 2306435), (292, 2274840), (355, 1871136), (356, 1865880), (360, 1845148), (365, 1819872), (426, 1559280), (438, 1516560), (445, 1492704), (480, 1383861), (534, 1243920), (568, 1169460), (584, 1137420), (639, 1039520), (657, 1011040), (710, 935568), (712, 932940), (720, 922574), (730, 909936), (801, 829280), (852, 779640), (876, 758280), (890, 746352), (1065, 623712), (1068, 621960), (1095, 606624), (1136, 584730), (1168, 568710), (1278, 519760), (1314, 505520), (1335, 497568), (1420, 467784), (1424, 466470), (1440, 461287), (1460, 454968), (1602, 414640), (1704, 389820), (1752, 379140), (1780, 373176), (2130, 311856), (2136, 310980), (2190, 303312), (2272, 292365), (2336, 284355), (2556, 259880), (2628, 252760), (2670, 248784), (2840, 233892), (2848, 233235), (2920, 227484), (3195, 207904), (3204, 207320), (3285, 202208), (3408, 194910), (3504, 189570), (3560, 186588), (4005, 165856), (4260, 155928), (4272, 155490), (4380, 151656), (5112, 129940), (5183, 128160), (5256, 126380), (5340, 124392), (5680, 116946), (5840, 113742), (6319, 105120), (6390, 103952), (6408, 103660), (6497, 102240), (6570, 101104), (6816, 97455), (7008, 94785), (7120, 93294), (8010, 82928), (8520, 77964), (8544, 77745), (8760, 75828), (10224, 64970), (10366, 64080), (10512, 63190), (10680, 62196), (11360, 58473), (11680, 56871), (12638, 52560), (12780, 51976), (12816, 51830), (12994, 51120), (13140, 50552), (14240, 46647), (15549, 42720), (16020, 41464), (17040, 38982), (17520, 37914), (18957, 35040), (19491, 34080), (20448, 32485), (20732, 32040), (21024, 31595), (21360, 31098), (25276, 26280), (25560, 25988), (25632, 25915)]