31589856

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 99066240

約数和(自身を除く): 67476384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 32, 36, 38, 46, 48, 57, 69, 72, 76, 92, 96, 114, 138, 144, 152, 171, 184, 207, 228, 251, 276, 288, 304, 342, 368, 414, 437, 456, 502, 552, 608, 684, 736, 753, 828, 874, 912, 1004, 1104, 1311, 1368, 1506, 1656, 1748, 1824, 2008, 2208, 2259, 2622, 2736, 3012, 3312, 3496, 3933, 4016, 4518, 4769, 5244, 5472, 5773, 6024, 6624, 6992, 7866, 8032, 9036, 9538, 10488, 11546, 12048, 13984, 14307, 15732, 17319, 18072, 19076, 20976, 23092, 24096, 28614, 31464, 34638, 36144, 38152, 41952, 42921, 46184, 51957, 57228, 62928, 69276, 72288, 76304, 85842, 92368, 103914, 109687, 114456, 125856, 138552, 152608, 171684, 184736, 207828, 219374, 228912, 277104, 329061, 343368, 415656, 438748, 457824, 554208, 658122, 686736, 831312, 877496, 987183, 1316244, 1373472, 1662624, 1754992, 1974366, 2632488, 3509984, 3948732, 5264976, 7897464, 10529952, 15794928, 31589856]

約数ペア:

[(1, 31589856), (2, 15794928), (3, 10529952), (4, 7897464), (6, 5264976), (8, 3948732), (9, 3509984), (12, 2632488), (16, 1974366), (18, 1754992), (19, 1662624), (23, 1373472), (24, 1316244), (32, 987183), (36, 877496), (38, 831312), (46, 686736), (48, 658122), (57, 554208), (69, 457824), (72, 438748), (76, 415656), (92, 343368), (96, 329061), (114, 277104), (138, 228912), (144, 219374), (152, 207828), (171, 184736), (184, 171684), (207, 152608), (228, 138552), (251, 125856), (276, 114456), (288, 109687), (304, 103914), (342, 92368), (368, 85842), (414, 76304), (437, 72288), (456, 69276), (502, 62928), (552, 57228), (608, 51957), (684, 46184), (736, 42921), (753, 41952), (828, 38152), (874, 36144), (912, 34638), (1004, 31464), (1104, 28614), (1311, 24096), (1368, 23092), (1506, 20976), (1656, 19076), (1748, 18072), (1824, 17319), (2008, 15732), (2208, 14307), (2259, 13984), (2622, 12048), (2736, 11546), (3012, 10488), (3312, 9538), (3496, 9036), (3933, 8032), (4016, 7866), (4518, 6992), (4769, 6624), (5244, 6024), (5472, 5773)]