254384784

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{863}}^1$

素因数の和:989

約数の個数: 120

約数和(自身を含む): 752094720

約数和(自身を除く): 497709936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 89, 92, 138, 144, 178, 184, 207, 267, 276, 356, 368, 414, 534, 552, 712, 801, 828, 863, 1068, 1104, 1424, 1602, 1656, 1726, 2047, 2136, 2589, 3204, 3312, 3452, 4094, 4272, 5178, 6141, 6408, 6904, 7767, 8188, 10356, 12282, 12816, 13808, 15534, 16376, 18423, 19849, 20712, 24564, 31068, 32752, 36846, 39698, 41424, 49128, 59547, 62136, 73692, 76807, 79396, 98256, 119094, 124272, 147384, 153614, 158792, 178641, 230421, 238188, 294768, 307228, 317584, 357282, 460842, 476376, 614456, 691263, 714564, 921684, 952752, 1228912, 1382526, 1429128, 1766561, 1843368, 2765052, 2858256, 3533122, 3686736, 5299683, 5530104, 7066244, 10599366, 11060208, 14132488, 15899049, 21198732, 28264976, 31798098, 42397464, 63596196, 84794928, 127192392, 254384784]

約数ペア:

[(1, 254384784), (2, 127192392), (3, 84794928), (4, 63596196), (6, 42397464), (8, 31798098), (9, 28264976), (12, 21198732), (16, 15899049), (18, 14132488), (23, 11060208), (24, 10599366), (36, 7066244), (46, 5530104), (48, 5299683), (69, 3686736), (72, 3533122), (89, 2858256), (92, 2765052), (138, 1843368), (144, 1766561), (178, 1429128), (184, 1382526), (207, 1228912), (267, 952752), (276, 921684), (356, 714564), (368, 691263), (414, 614456), (534, 476376), (552, 460842), (712, 357282), (801, 317584), (828, 307228), (863, 294768), (1068, 238188), (1104, 230421), (1424, 178641), (1602, 158792), (1656, 153614), (1726, 147384), (2047, 124272), (2136, 119094), (2589, 98256), (3204, 79396), (3312, 76807), (3452, 73692), (4094, 62136), (4272, 59547), (5178, 49128), (6141, 41424), (6408, 39698), (6904, 36846), (7767, 32752), (8188, 31068), (10356, 24564), (12282, 20712), (12816, 19849), (13808, 18423), (15534, 16376)]