267291920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:313

約数の個数: 160

約数和(自身を含む): 745666560

約数和(自身を除く): 478374640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 89, 112, 124, 140, 155, 173, 178, 217, 248, 280, 310, 346, 356, 434, 445, 496, 560, 620, 623, 692, 712, 865, 868, 890, 1085, 1211, 1240, 1246, 1384, 1424, 1730, 1736, 1780, 2170, 2422, 2480, 2492, 2759, 2768, 3115, 3460, 3472, 3560, 4340, 4844, 4984, 5363, 5518, 6055, 6230, 6920, 7120, 8680, 9688, 9968, 10726, 11036, 12110, 12460, 13795, 13840, 15397, 17360, 19313, 19376, 21452, 22072, 24220, 24920, 26815, 27590, 30794, 37541, 38626, 42904, 44144, 48440, 49840, 53630, 55180, 61588, 75082, 76985, 77252, 85808, 96565, 96880, 107260, 107779, 110360, 123176, 150164, 153970, 154504, 187705, 193130, 214520, 215558, 220720, 246352, 300328, 307940, 309008, 375410, 386260, 429040, 431116, 477307, 538895, 600656, 615880, 750820, 772520, 862232, 954614, 1077790, 1231760, 1501640, 1545040, 1724464, 1909228, 2155580, 2386535, 3003280, 3341149, 3818456, 4311160, 4773070, 6682298, 7636912, 8622320, 9546140, 13364596, 16705745, 19092280, 26729192, 33411490, 38184560, 53458384, 66822980, 133645960, 267291920]

約数ペア:

[(1, 267291920), (2, 133645960), (4, 66822980), (5, 53458384), (7, 38184560), (8, 33411490), (10, 26729192), (14, 19092280), (16, 16705745), (20, 13364596), (28, 9546140), (31, 8622320), (35, 7636912), (40, 6682298), (56, 4773070), (62, 4311160), (70, 3818456), (80, 3341149), (89, 3003280), (112, 2386535), (124, 2155580), (140, 1909228), (155, 1724464), (173, 1545040), (178, 1501640), (217, 1231760), (248, 1077790), (280, 954614), (310, 862232), (346, 772520), (356, 750820), (434, 615880), (445, 600656), (496, 538895), (560, 477307), (620, 431116), (623, 429040), (692, 386260), (712, 375410), (865, 309008), (868, 307940), (890, 300328), (1085, 246352), (1211, 220720), (1240, 215558), (1246, 214520), (1384, 193130), (1424, 187705), (1730, 154504), (1736, 153970), (1780, 150164), (2170, 123176), (2422, 110360), (2480, 107779), (2492, 107260), (2759, 96880), (2768, 96565), (3115, 85808), (3460, 77252), (3472, 76985), (3560, 75082), (4340, 61588), (4844, 55180), (4984, 53630), (5363, 49840), (5518, 48440), (6055, 44144), (6230, 42904), (6920, 38626), (7120, 37541), (8680, 30794), (9688, 27590), (9968, 26815), (10726, 24920), (11036, 24220), (12110, 22072), (12460, 21452), (13795, 19376), (13840, 19313), (15397, 17360)]