90456720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:357

約数の個数: 160

約数和(自身を含む): 299980800

約数和(自身を除く): 209524080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 83, 95, 114, 120, 152, 166, 190, 228, 239, 240, 249, 285, 304, 332, 380, 415, 456, 478, 498, 570, 664, 717, 760, 830, 912, 956, 996, 1140, 1195, 1245, 1328, 1434, 1520, 1577, 1660, 1912, 1992, 2280, 2390, 2490, 2868, 3154, 3320, 3585, 3824, 3984, 4541, 4560, 4731, 4780, 4980, 5736, 6308, 6640, 7170, 7885, 9082, 9462, 9560, 9960, 11472, 12616, 13623, 14340, 15770, 18164, 18924, 19120, 19837, 19920, 22705, 23655, 25232, 27246, 28680, 31540, 36328, 37848, 39674, 45410, 47310, 54492, 57360, 59511, 63080, 68115, 72656, 75696, 79348, 90820, 94620, 99185, 108984, 119022, 126160, 136230, 158696, 181640, 189240, 198370, 217968, 238044, 272460, 297555, 317392, 363280, 376903, 378480, 396740, 476088, 544920, 595110, 753806, 793480, 952176, 1089840, 1130709, 1190220, 1507612, 1586960, 1884515, 2261418, 2380440, 3015224, 3769030, 4522836, 4760880, 5653545, 6030448, 7538060, 9045672, 11307090, 15076120, 18091344, 22614180, 30152240, 45228360, 90456720]

約数ペア:

[(1, 90456720), (2, 45228360), (3, 30152240), (4, 22614180), (5, 18091344), (6, 15076120), (8, 11307090), (10, 9045672), (12, 7538060), (15, 6030448), (16, 5653545), (19, 4760880), (20, 4522836), (24, 3769030), (30, 3015224), (38, 2380440), (40, 2261418), (48, 1884515), (57, 1586960), (60, 1507612), (76, 1190220), (80, 1130709), (83, 1089840), (95, 952176), (114, 793480), (120, 753806), (152, 595110), (166, 544920), (190, 476088), (228, 396740), (239, 378480), (240, 376903), (249, 363280), (285, 317392), (304, 297555), (332, 272460), (380, 238044), (415, 217968), (456, 198370), (478, 189240), (498, 181640), (570, 158696), (664, 136230), (717, 126160), (760, 119022), (830, 108984), (912, 99185), (956, 94620), (996, 90820), (1140, 79348), (1195, 75696), (1245, 72656), (1328, 68115), (1434, 63080), (1520, 59511), (1577, 57360), (1660, 54492), (1912, 47310), (1992, 45410), (2280, 39674), (2390, 37848), (2490, 36328), (2868, 31540), (3154, 28680), (3320, 27246), (3585, 25232), (3824, 23655), (3984, 22705), (4541, 19920), (4560, 19837), (4731, 19120), (4780, 18924), (4980, 18164), (5736, 15770), (6308, 14340), (6640, 13623), (7170, 12616), (7885, 11472), (9082, 9960), (9462, 9560)]