220719504

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:309

約数の個数: 160

約数和(自身を含む): 639324160

約数和(自身を除く): 418604656

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 37, 38, 48, 57, 62, 74, 76, 93, 111, 114, 124, 148, 152, 186, 211, 222, 228, 248, 296, 304, 372, 422, 444, 456, 496, 589, 592, 633, 703, 744, 844, 888, 912, 1147, 1178, 1266, 1406, 1488, 1688, 1767, 1776, 2109, 2294, 2356, 2532, 2812, 3376, 3441, 3534, 4009, 4218, 4588, 4712, 5064, 5624, 6541, 6882, 7068, 7807, 8018, 8436, 9176, 9424, 10128, 11248, 12027, 13082, 13764, 14136, 15614, 16036, 16872, 18352, 19623, 21793, 23421, 24054, 26164, 27528, 28272, 31228, 32072, 33744, 39246, 43586, 46842, 48108, 52328, 55056, 62456, 64144, 65379, 78492, 87172, 93684, 96216, 104656, 124279, 124912, 130758, 148333, 156984, 174344, 187368, 192432, 242017, 248558, 261516, 296666, 313968, 348688, 372837, 374736, 444999, 484034, 497116, 523032, 593332, 726051, 745674, 889998, 968068, 994232, 1046064, 1186664, 1452102, 1491348, 1779996, 1936136, 1988464, 2373328, 2904204, 2982696, 3559992, 3872272, 4598323, 5808408, 5965392, 7119984, 9196646, 11616816, 13794969, 18393292, 27589938, 36786584, 55179876, 73573168, 110359752, 220719504]

約数ペア:

[(1, 220719504), (2, 110359752), (3, 73573168), (4, 55179876), (6, 36786584), (8, 27589938), (12, 18393292), (16, 13794969), (19, 11616816), (24, 9196646), (31, 7119984), (37, 5965392), (38, 5808408), (48, 4598323), (57, 3872272), (62, 3559992), (74, 2982696), (76, 2904204), (93, 2373328), (111, 1988464), (114, 1936136), (124, 1779996), (148, 1491348), (152, 1452102), (186, 1186664), (211, 1046064), (222, 994232), (228, 968068), (248, 889998), (296, 745674), (304, 726051), (372, 593332), (422, 523032), (444, 497116), (456, 484034), (496, 444999), (589, 374736), (592, 372837), (633, 348688), (703, 313968), (744, 296666), (844, 261516), (888, 248558), (912, 242017), (1147, 192432), (1178, 187368), (1266, 174344), (1406, 156984), (1488, 148333), (1688, 130758), (1767, 124912), (1776, 124279), (2109, 104656), (2294, 96216), (2356, 93684), (2532, 87172), (2812, 78492), (3376, 65379), (3441, 64144), (3534, 62456), (4009, 55056), (4218, 52328), (4588, 48108), (4712, 46842), (5064, 43586), (5624, 39246), (6541, 33744), (6882, 32072), (7068, 31228), (7807, 28272), (8018, 27528), (8436, 26164), (9176, 24054), (9424, 23421), (10128, 21793), (11248, 19623), (12027, 18352), (13082, 16872), (13764, 16036), (14136, 15614)]