281834280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1229}}^1$

素因数の和:1273

約数の個数: 288

約数和(自身を含む): 1148401800

約数和(自身を除く): 866567520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 49, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 98, 104, 105, 117, 120, 126, 130, 140, 147, 156, 168, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 280, 294, 312, 315, 360, 364, 390, 392, 420, 441, 455, 468, 490, 504, 520, 546, 585, 588, 630, 637, 728, 735, 780, 819, 840, 882, 910, 936, 980, 1092, 1170, 1176, 1229, 1260, 1274, 1365, 1470, 1560, 1638, 1764, 1820, 1911, 1960, 2184, 2205, 2340, 2458, 2520, 2548, 2730, 2940, 3185, 3276, 3528, 3640, 3687, 3822, 4095, 4410, 4680, 4916, 5096, 5460, 5733, 5880, 6145, 6370, 6552, 7374, 7644, 8190, 8603, 8820, 9555, 9832, 10920, 11061, 11466, 12290, 12740, 14748, 15288, 15977, 16380, 17206, 17640, 18435, 19110, 22122, 22932, 24580, 25480, 25809, 28665, 29496, 31954, 32760, 34412, 36870, 38220, 43015, 44244, 45864, 47931, 49160, 51618, 55305, 57330, 60221, 63908, 68824, 73740, 76440, 77427, 79885, 86030, 88488, 95862, 103236, 110610, 111839, 114660, 120442, 127816, 129045, 143793, 147480, 154854, 159770, 172060, 180663, 191724, 206472, 221220, 223678, 229320, 239655, 240884, 258090, 287586, 301105, 309708, 319540, 335517, 344120, 361326, 383448, 387135, 442440, 447356, 479310, 481768, 516180, 541989, 559195, 575172, 602210, 619416, 639080, 671034, 718965, 722652, 774270, 782873, 894712, 903315, 958620, 1006551, 1032360, 1083978, 1118390, 1150344, 1204420, 1342068, 1437930, 1445304, 1548540, 1565746, 1677585, 1806630, 1917240, 2013102, 2167956, 2236780, 2348619, 2408840, 2684136, 2709945, 2875860, 3097080, 3131492, 3355170, 3613260, 3914365, 4026204, 4335912, 4473560, 4697238, 5032755, 5419890, 5751720, 6262984, 6710340, 7045857, 7226520, 7828730, 8052408, 9394476, 10065510, 10839780, 11743095, 13420680, 14091714, 15657460, 18788952, 20131020, 21679560, 23486190, 28183428, 31314920, 35229285, 40262040, 46972380, 56366856, 70458570, 93944760, 140917140, 281834280]

約数ペア:

[(1, 281834280), (2, 140917140), (3, 93944760), (4, 70458570), (5, 56366856), (6, 46972380), (7, 40262040), (8, 35229285), (9, 31314920), (10, 28183428), (12, 23486190), (13, 21679560), (14, 20131020), (15, 18788952), (18, 15657460), (20, 14091714), (21, 13420680), (24, 11743095), (26, 10839780), (28, 10065510), (30, 9394476), (35, 8052408), (36, 7828730), (39, 7226520), (40, 7045857), (42, 6710340), (45, 6262984), (49, 5751720), (52, 5419890), (56, 5032755), (60, 4697238), (63, 4473560), (65, 4335912), (70, 4026204), (72, 3914365), (78, 3613260), (84, 3355170), (90, 3131492), (91, 3097080), (98, 2875860), (104, 2709945), (105, 2684136), (117, 2408840), (120, 2348619), (126, 2236780), (130, 2167956), (140, 2013102), (147, 1917240), (156, 1806630), (168, 1677585), (180, 1565746), (182, 1548540), (195, 1445304), (196, 1437930), (210, 1342068), (234, 1204420), (245, 1150344), (252, 1118390), (260, 1083978), (273, 1032360), (280, 1006551), (294, 958620), (312, 903315), (315, 894712), (360, 782873), (364, 774270), (390, 722652), (392, 718965), (420, 671034), (441, 639080), (455, 619416), (468, 602210), (490, 575172), (504, 559195), (520, 541989), (546, 516180), (585, 481768), (588, 479310), (630, 447356), (637, 442440), (728, 387135), (735, 383448), (780, 361326), (819, 344120), (840, 335517), (882, 319540), (910, 309708), (936, 301105), (980, 287586), (1092, 258090), (1170, 240884), (1176, 239655), (1229, 229320), (1260, 223678), (1274, 221220), (1365, 206472), (1470, 191724), (1560, 180663), (1638, 172060), (1764, 159770), (1820, 154854), (1911, 147480), (1960, 143793), (2184, 129045), (2205, 127816), (2340, 120442), (2458, 114660), (2520, 111839), (2548, 110610), (2730, 103236), (2940, 95862), (3185, 88488), (3276, 86030), (3528, 79885), (3640, 77427), (3687, 76440), (3822, 73740), (4095, 68824), (4410, 63908), (4680, 60221), (4916, 57330), (5096, 55305), (5460, 51618), (5733, 49160), (5880, 47931), (6145, 45864), (6370, 44244), (6552, 43015), (7374, 38220), (7644, 36870), (8190, 34412), (8603, 32760), (8820, 31954), (9555, 29496), (9832, 28665), (10920, 25809), (11061, 25480), (11466, 24580), (12290, 22932), (12740, 22122), (14748, 19110), (15288, 18435), (15977, 17640), (16380, 17206)]