28568856

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 81100800

約数和(自身を除く): 52531944

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 43, 47, 57, 62, 76, 86, 93, 94, 114, 124, 129, 141, 152, 172, 186, 188, 228, 248, 258, 282, 344, 372, 376, 456, 516, 564, 589, 744, 817, 893, 1032, 1128, 1178, 1333, 1457, 1634, 1767, 1786, 2021, 2356, 2451, 2666, 2679, 2914, 3268, 3534, 3572, 3999, 4042, 4371, 4712, 4902, 5332, 5358, 5828, 6063, 6536, 7068, 7144, 7998, 8084, 8742, 9804, 10664, 10716, 11656, 12126, 14136, 15996, 16168, 17484, 19608, 21432, 24252, 25327, 27683, 31992, 34968, 38399, 48504, 50654, 55366, 62651, 75981, 76798, 83049, 101308, 110732, 115197, 125302, 151962, 153596, 166098, 187953, 202616, 221464, 230394, 250604, 303924, 307192, 332196, 375906, 460788, 501208, 607848, 664392, 751812, 921576, 1190369, 1503624, 2380738, 3571107, 4761476, 7142214, 9522952, 14284428, 28568856]

約数ペア:

[(1, 28568856), (2, 14284428), (3, 9522952), (4, 7142214), (6, 4761476), (8, 3571107), (12, 2380738), (19, 1503624), (24, 1190369), (31, 921576), (38, 751812), (43, 664392), (47, 607848), (57, 501208), (62, 460788), (76, 375906), (86, 332196), (93, 307192), (94, 303924), (114, 250604), (124, 230394), (129, 221464), (141, 202616), (152, 187953), (172, 166098), (186, 153596), (188, 151962), (228, 125302), (248, 115197), (258, 110732), (282, 101308), (344, 83049), (372, 76798), (376, 75981), (456, 62651), (516, 55366), (564, 50654), (589, 48504), (744, 38399), (817, 34968), (893, 31992), (1032, 27683), (1128, 25327), (1178, 24252), (1333, 21432), (1457, 19608), (1634, 17484), (1767, 16168), (1786, 15996), (2021, 14136), (2356, 12126), (2451, 11656), (2666, 10716), (2679, 10664), (2914, 9804), (3268, 8742), (3534, 8084), (3572, 7998), (3999, 7144), (4042, 7068), (4371, 6536), (4712, 6063), (4902, 5828), (5332, 5358)]