308482240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:327

約数の個数: 168

約数和(自身を含む): 836712576

約数和(自身を除く): 528230336

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 121, 124, 155, 160, 176, 220, 242, 248, 257, 310, 320, 341, 352, 440, 484, 496, 514, 605, 620, 682, 704, 880, 968, 992, 1028, 1210, 1240, 1285, 1364, 1705, 1760, 1936, 1984, 2056, 2420, 2480, 2570, 2728, 2827, 3410, 3520, 3751, 3872, 4112, 4840, 4960, 5140, 5456, 5654, 6820, 7502, 7744, 7967, 8224, 9680, 9920, 10280, 10912, 11308, 13640, 14135, 15004, 15934, 16448, 18755, 19360, 20560, 21824, 22616, 27280, 28270, 30008, 31097, 31868, 37510, 38720, 39835, 41120, 45232, 54560, 56540, 60016, 62194, 63736, 75020, 79670, 82240, 87637, 90464, 109120, 113080, 120032, 124388, 127472, 150040, 155485, 159340, 175274, 180928, 226160, 240064, 248776, 254944, 300080, 310970, 318680, 350548, 438185, 452320, 497552, 509888, 600160, 621940, 637360, 701096, 876370, 904640, 964007, 995104, 1200320, 1243880, 1274720, 1402192, 1752740, 1928014, 1990208, 2487760, 2549440, 2804384, 3505480, 3856028, 4820035, 4975520, 5608768, 7010960, 7712056, 9640070, 9951040, 14021920, 15424112, 19280140, 28043840, 30848224, 38560280, 61696448, 77120560, 154241120, 308482240]

約数ペア:

[(1, 308482240), (2, 154241120), (4, 77120560), (5, 61696448), (8, 38560280), (10, 30848224), (11, 28043840), (16, 19280140), (20, 15424112), (22, 14021920), (31, 9951040), (32, 9640070), (40, 7712056), (44, 7010960), (55, 5608768), (62, 4975520), (64, 4820035), (80, 3856028), (88, 3505480), (110, 2804384), (121, 2549440), (124, 2487760), (155, 1990208), (160, 1928014), (176, 1752740), (220, 1402192), (242, 1274720), (248, 1243880), (257, 1200320), (310, 995104), (320, 964007), (341, 904640), (352, 876370), (440, 701096), (484, 637360), (496, 621940), (514, 600160), (605, 509888), (620, 497552), (682, 452320), (704, 438185), (880, 350548), (968, 318680), (992, 310970), (1028, 300080), (1210, 254944), (1240, 248776), (1285, 240064), (1364, 226160), (1705, 180928), (1760, 175274), (1936, 159340), (1984, 155485), (2056, 150040), (2420, 127472), (2480, 124388), (2570, 120032), (2728, 113080), (2827, 109120), (3410, 90464), (3520, 87637), (3751, 82240), (3872, 79670), (4112, 75020), (4840, 63736), (4960, 62194), (5140, 60016), (5456, 56540), (5654, 54560), (6820, 45232), (7502, 41120), (7744, 39835), (7967, 38720), (8224, 37510), (9680, 31868), (9920, 31097), (10280, 30008), (10912, 28270), (11308, 27280), (13640, 22616), (14135, 21824), (15004, 20560), (15934, 19360), (16448, 18755)]