280927920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:732

約数の個数: 320

約数和(自身を含む): 1129927680

約数和(自身を除く): 848999760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 48, 52, 56, 57, 60, 65, 70, 76, 78, 80, 84, 91, 95, 104, 105, 112, 114, 120, 130, 133, 140, 152, 156, 168, 182, 190, 195, 208, 210, 228, 240, 247, 260, 266, 273, 280, 285, 304, 312, 336, 364, 380, 390, 399, 420, 455, 456, 494, 520, 532, 546, 560, 570, 624, 665, 677, 728, 741, 760, 780, 798, 840, 910, 912, 988, 1040, 1064, 1092, 1140, 1235, 1330, 1354, 1365, 1456, 1482, 1520, 1560, 1596, 1680, 1729, 1820, 1976, 1995, 2031, 2128, 2184, 2280, 2470, 2660, 2708, 2730, 2964, 3120, 3192, 3385, 3458, 3640, 3705, 3952, 3990, 4062, 4368, 4560, 4739, 4940, 5187, 5320, 5416, 5460, 5928, 6384, 6770, 6916, 7280, 7410, 7980, 8124, 8645, 8801, 9478, 9880, 10155, 10374, 10640, 10832, 10920, 11856, 12863, 13540, 13832, 14217, 14820, 15960, 16248, 17290, 17602, 18956, 19760, 20310, 20748, 21840, 23695, 25726, 25935, 26403, 27080, 27664, 28434, 29640, 31920, 32496, 34580, 35204, 37912, 38589, 40620, 41496, 44005, 47390, 51452, 51870, 52806, 54160, 56868, 59280, 61607, 64315, 69160, 70408, 71085, 75824, 77178, 81240, 82992, 88010, 90041, 94780, 102904, 103740, 105612, 113736, 123214, 128630, 132015, 138320, 140816, 142170, 154356, 162480, 167219, 176020, 180082, 184821, 189560, 192945, 205808, 207480, 211224, 227472, 246428, 257260, 264030, 270123, 284340, 308035, 308712, 334438, 352040, 360164, 369642, 379120, 385890, 414960, 422448, 450205, 492856, 501657, 514520, 528060, 540246, 568680, 616070, 617424, 668876, 704080, 720328, 739284, 771780, 836095, 900410, 924105, 985712, 1003314, 1029040, 1056120, 1080492, 1137360, 1170533, 1232140, 1337752, 1350615, 1440656, 1478568, 1543560, 1672190, 1800820, 1848210, 2006628, 2112240, 2160984, 2341066, 2464280, 2508285, 2675504, 2701230, 2957136, 3087120, 3344380, 3511599, 3601640, 3696420, 4013256, 4321968, 4682132, 4928560, 5016570, 5402460, 5852665, 6688760, 7023198, 7203280, 7392840, 8026512, 9364264, 10033140, 10804920, 11705330, 13377520, 14046396, 14785680, 17557995, 18728528, 20066280, 21609840, 23410660, 28092792, 35115990, 40132560, 46821320, 56185584, 70231980, 93642640, 140463960, 280927920]

約数ペア:

[(1, 280927920), (2, 140463960), (3, 93642640), (4, 70231980), (5, 56185584), (6, 46821320), (7, 40132560), (8, 35115990), (10, 28092792), (12, 23410660), (13, 21609840), (14, 20066280), (15, 18728528), (16, 17557995), (19, 14785680), (20, 14046396), (21, 13377520), (24, 11705330), (26, 10804920), (28, 10033140), (30, 9364264), (35, 8026512), (38, 7392840), (39, 7203280), (40, 7023198), (42, 6688760), (48, 5852665), (52, 5402460), (56, 5016570), (57, 4928560), (60, 4682132), (65, 4321968), (70, 4013256), (76, 3696420), (78, 3601640), (80, 3511599), (84, 3344380), (91, 3087120), (95, 2957136), (104, 2701230), (105, 2675504), (112, 2508285), (114, 2464280), (120, 2341066), (130, 2160984), (133, 2112240), (140, 2006628), (152, 1848210), (156, 1800820), (168, 1672190), (182, 1543560), (190, 1478568), (195, 1440656), (208, 1350615), (210, 1337752), (228, 1232140), (240, 1170533), (247, 1137360), (260, 1080492), (266, 1056120), (273, 1029040), (280, 1003314), (285, 985712), (304, 924105), (312, 900410), (336, 836095), (364, 771780), (380, 739284), (390, 720328), (399, 704080), (420, 668876), (455, 617424), (456, 616070), (494, 568680), (520, 540246), (532, 528060), (546, 514520), (560, 501657), (570, 492856), (624, 450205), (665, 422448), (677, 414960), (728, 385890), (741, 379120), (760, 369642), (780, 360164), (798, 352040), (840, 334438), (910, 308712), (912, 308035), (988, 284340), (1040, 270123), (1064, 264030), (1092, 257260), (1140, 246428), (1235, 227472), (1330, 211224), (1354, 207480), (1365, 205808), (1456, 192945), (1482, 189560), (1520, 184821), (1560, 180082), (1596, 176020), (1680, 167219), (1729, 162480), (1820, 154356), (1976, 142170), (1995, 140816), (2031, 138320), (2128, 132015), (2184, 128630), (2280, 123214), (2470, 113736), (2660, 105612), (2708, 103740), (2730, 102904), (2964, 94780), (3120, 90041), (3192, 88010), (3385, 82992), (3458, 81240), (3640, 77178), (3705, 75824), (3952, 71085), (3990, 70408), (4062, 69160), (4368, 64315), (4560, 61607), (4739, 59280), (4940, 56868), (5187, 54160), (5320, 52806), (5416, 51870), (5460, 51452), (5928, 47390), (6384, 44005), (6770, 41496), (6916, 40620), (7280, 38589), (7410, 37912), (7980, 35204), (8124, 34580), (8645, 32496), (8801, 31920), (9478, 29640), (9880, 28434), (10155, 27664), (10374, 27080), (10640, 26403), (10832, 25935), (10920, 25726), (11856, 23695), (12863, 21840), (13540, 20748), (13832, 20310), (14217, 19760), (14820, 18956), (15960, 17602), (16248, 17290)]