307981520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1$

素因数の和:238

約数の個数: 240

約数和(自身を含む): 953831808

約数和(自身を除く): 645850288

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 80, 85, 88, 110, 112, 119, 136, 140, 154, 170, 173, 176, 187, 220, 238, 272, 280, 289, 308, 340, 346, 374, 385, 440, 476, 560, 578, 595, 616, 680, 692, 748, 770, 865, 880, 935, 952, 1156, 1190, 1211, 1232, 1309, 1360, 1384, 1445, 1496, 1540, 1730, 1870, 1903, 1904, 2023, 2312, 2380, 2422, 2618, 2768, 2890, 2941, 2992, 3080, 3179, 3460, 3740, 3806, 4046, 4624, 4760, 4844, 5236, 5780, 5882, 6055, 6160, 6358, 6545, 6920, 7480, 7612, 8092, 9515, 9520, 9688, 10115, 10472, 11560, 11764, 12110, 12716, 13090, 13321, 13840, 14705, 14960, 15224, 15895, 16184, 19030, 19376, 20230, 20587, 20944, 22253, 23120, 23528, 24220, 25432, 26180, 26642, 29410, 30448, 31790, 32351, 32368, 38060, 40460, 41174, 44506, 47056, 48440, 49997, 50864, 52360, 53284, 58820, 63580, 64702, 66605, 76120, 80920, 82348, 89012, 96880, 99994, 102935, 104720, 106568, 111265, 117640, 127160, 129404, 133210, 152240, 161755, 161840, 164696, 178024, 199988, 205870, 213136, 222530, 226457, 235280, 249985, 254320, 258808, 266420, 323510, 329392, 349979, 356048, 399976, 411740, 445060, 452914, 499970, 517616, 532840, 549967, 647020, 699958, 799952, 823480, 890120, 905828, 999940, 1065680, 1099934, 1132285, 1294040, 1399916, 1646960, 1749895, 1780240, 1811656, 1999880, 2199868, 2264570, 2588080, 2749835, 2799832, 3499790, 3623312, 3849769, 3999760, 4399736, 4529140, 5499670, 5599664, 6999580, 7699538, 8799472, 9058280, 10999340, 13999160, 15399076, 18116560, 19248845, 21998680, 27998320, 30798152, 38497690, 43997360, 61596304, 76995380, 153990760, 307981520]

約数ペア:

[(1, 307981520), (2, 153990760), (4, 76995380), (5, 61596304), (7, 43997360), (8, 38497690), (10, 30798152), (11, 27998320), (14, 21998680), (16, 19248845), (17, 18116560), (20, 15399076), (22, 13999160), (28, 10999340), (34, 9058280), (35, 8799472), (40, 7699538), (44, 6999580), (55, 5599664), (56, 5499670), (68, 4529140), (70, 4399736), (77, 3999760), (80, 3849769), (85, 3623312), (88, 3499790), (110, 2799832), (112, 2749835), (119, 2588080), (136, 2264570), (140, 2199868), (154, 1999880), (170, 1811656), (173, 1780240), (176, 1749895), (187, 1646960), (220, 1399916), (238, 1294040), (272, 1132285), (280, 1099934), (289, 1065680), (308, 999940), (340, 905828), (346, 890120), (374, 823480), (385, 799952), (440, 699958), (476, 647020), (560, 549967), (578, 532840), (595, 517616), (616, 499970), (680, 452914), (692, 445060), (748, 411740), (770, 399976), (865, 356048), (880, 349979), (935, 329392), (952, 323510), (1156, 266420), (1190, 258808), (1211, 254320), (1232, 249985), (1309, 235280), (1360, 226457), (1384, 222530), (1445, 213136), (1496, 205870), (1540, 199988), (1730, 178024), (1870, 164696), (1903, 161840), (1904, 161755), (2023, 152240), (2312, 133210), (2380, 129404), (2422, 127160), (2618, 117640), (2768, 111265), (2890, 106568), (2941, 104720), (2992, 102935), (3080, 99994), (3179, 96880), (3460, 89012), (3740, 82348), (3806, 80920), (4046, 76120), (4624, 66605), (4760, 64702), (4844, 63580), (5236, 58820), (5780, 53284), (5882, 52360), (6055, 50864), (6160, 49997), (6358, 48440), (6545, 47056), (6920, 44506), (7480, 41174), (7612, 40460), (8092, 38060), (9515, 32368), (9520, 32351), (9688, 31790), (10115, 30448), (10472, 29410), (11560, 26642), (11764, 26180), (12110, 25432), (12716, 24220), (13090, 23528), (13321, 23120), (13840, 22253), (14705, 20944), (14960, 20587), (15224, 20230), (15895, 19376), (16184, 19030)]