489642768

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:338

約数の個数: 240

約数和(自身を含む): 1559900160

約数和(自身を除く): 1070257392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 31, 36, 38, 46, 48, 57, 62, 69, 72, 76, 92, 93, 114, 124, 138, 144, 152, 171, 184, 186, 207, 228, 248, 251, 276, 279, 304, 342, 368, 372, 414, 437, 456, 496, 502, 552, 558, 589, 684, 713, 744, 753, 828, 874, 912, 1004, 1104, 1116, 1178, 1311, 1368, 1426, 1488, 1506, 1656, 1748, 1767, 2008, 2139, 2232, 2259, 2356, 2622, 2736, 2852, 3012, 3312, 3496, 3534, 3933, 4016, 4278, 4464, 4518, 4712, 4769, 5244, 5301, 5704, 5773, 6024, 6417, 6992, 7068, 7781, 7866, 8556, 9036, 9424, 9538, 10488, 10602, 11408, 11546, 12048, 12834, 13547, 14136, 14307, 15562, 15732, 17112, 17319, 18072, 19076, 20976, 21204, 23092, 23343, 25668, 27094, 28272, 28614, 31124, 31464, 34224, 34638, 36144, 38152, 40641, 42408, 42921, 46184, 46686, 51336, 51957, 54188, 57228, 62248, 62928, 69276, 70029, 76304, 81282, 84816, 85842, 92368, 93372, 102672, 103914, 108376, 109687, 114456, 121923, 124496, 138552, 140058, 147839, 162564, 171684, 178963, 186744, 207828, 216752, 219374, 228912, 243846, 277104, 280116, 295678, 325128, 329061, 343368, 357926, 373488, 415656, 438748, 443517, 487692, 536889, 560232, 591356, 650256, 658122, 686736, 715852, 831312, 877496, 887034, 975384, 987183, 1073778, 1120464, 1182712, 1316244, 1330551, 1431704, 1610667, 1754992, 1774068, 1950768, 1974366, 2147556, 2365424, 2632488, 2661102, 2863408, 3221334, 3400297, 3548136, 3948732, 4295112, 5264976, 5322204, 6442668, 6800594, 7096272, 7897464, 8590224, 10200891, 10644408, 12885336, 13601188, 15794928, 20401782, 21288816, 25770672, 27202376, 30602673, 40803564, 54404752, 61205346, 81607128, 122410692, 163214256, 244821384, 489642768]

約数ペア:

[(1, 489642768), (2, 244821384), (3, 163214256), (4, 122410692), (6, 81607128), (8, 61205346), (9, 54404752), (12, 40803564), (16, 30602673), (18, 27202376), (19, 25770672), (23, 21288816), (24, 20401782), (31, 15794928), (36, 13601188), (38, 12885336), (46, 10644408), (48, 10200891), (57, 8590224), (62, 7897464), (69, 7096272), (72, 6800594), (76, 6442668), (92, 5322204), (93, 5264976), (114, 4295112), (124, 3948732), (138, 3548136), (144, 3400297), (152, 3221334), (171, 2863408), (184, 2661102), (186, 2632488), (207, 2365424), (228, 2147556), (248, 1974366), (251, 1950768), (276, 1774068), (279, 1754992), (304, 1610667), (342, 1431704), (368, 1330551), (372, 1316244), (414, 1182712), (437, 1120464), (456, 1073778), (496, 987183), (502, 975384), (552, 887034), (558, 877496), (589, 831312), (684, 715852), (713, 686736), (744, 658122), (753, 650256), (828, 591356), (874, 560232), (912, 536889), (1004, 487692), (1104, 443517), (1116, 438748), (1178, 415656), (1311, 373488), (1368, 357926), (1426, 343368), (1488, 329061), (1506, 325128), (1656, 295678), (1748, 280116), (1767, 277104), (2008, 243846), (2139, 228912), (2232, 219374), (2259, 216752), (2356, 207828), (2622, 186744), (2736, 178963), (2852, 171684), (3012, 162564), (3312, 147839), (3496, 140058), (3534, 138552), (3933, 124496), (4016, 121923), (4278, 114456), (4464, 109687), (4518, 108376), (4712, 103914), (4769, 102672), (5244, 93372), (5301, 92368), (5704, 85842), (5773, 84816), (6024, 81282), (6417, 76304), (6992, 70029), (7068, 69276), (7781, 62928), (7866, 62248), (8556, 57228), (9036, 54188), (9424, 51957), (9538, 51336), (10488, 46686), (10602, 46184), (11408, 42921), (11546, 42408), (12048, 40641), (12834, 38152), (13547, 36144), (14136, 34638), (14307, 34224), (15562, 31464), (15732, 31124), (17112, 28614), (17319, 28272), (18072, 27094), (19076, 25668), (20976, 23343), (21204, 23092)]