245243880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{317}}^1$

素因数の和:648

約数の個数: 192

約数和(自身を含む): 916755840

約数和(自身を除く): 671511960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 307, 315, 317, 360, 420, 504, 614, 630, 634, 840, 921, 951, 1228, 1260, 1268, 1535, 1585, 1842, 1902, 2149, 2219, 2456, 2520, 2536, 2763, 2853, 3070, 3170, 3684, 3804, 4298, 4438, 4605, 4755, 5526, 5706, 6140, 6340, 6447, 6657, 7368, 7608, 8596, 8876, 9210, 9510, 10745, 11052, 11095, 11412, 12280, 12680, 12894, 13314, 13815, 14265, 17192, 17752, 18420, 19020, 19341, 19971, 21490, 22104, 22190, 22824, 25788, 26628, 27630, 28530, 32235, 33285, 36840, 38040, 38682, 39942, 42980, 44380, 51576, 53256, 55260, 57060, 64470, 66570, 77364, 79884, 85960, 88760, 96705, 97319, 99855, 110520, 114120, 128940, 133140, 154728, 159768, 193410, 194638, 199710, 257880, 266280, 291957, 386820, 389276, 399420, 486595, 583914, 681233, 773640, 778552, 798840, 875871, 973190, 1167828, 1362466, 1459785, 1751742, 1946380, 2043699, 2335656, 2724932, 2919570, 3406165, 3503484, 3892760, 4087398, 4379355, 5449864, 5839140, 6131097, 6812330, 7006968, 8174796, 8758710, 10218495, 11678280, 12262194, 13624660, 16349592, 17517420, 20436990, 24524388, 27249320, 30655485, 35034840, 40873980, 49048776, 61310970, 81747960, 122621940, 245243880]

約数ペア:

[(1, 245243880), (2, 122621940), (3, 81747960), (4, 61310970), (5, 49048776), (6, 40873980), (7, 35034840), (8, 30655485), (9, 27249320), (10, 24524388), (12, 20436990), (14, 17517420), (15, 16349592), (18, 13624660), (20, 12262194), (21, 11678280), (24, 10218495), (28, 8758710), (30, 8174796), (35, 7006968), (36, 6812330), (40, 6131097), (42, 5839140), (45, 5449864), (56, 4379355), (60, 4087398), (63, 3892760), (70, 3503484), (72, 3406165), (84, 2919570), (90, 2724932), (105, 2335656), (120, 2043699), (126, 1946380), (140, 1751742), (168, 1459785), (180, 1362466), (210, 1167828), (252, 973190), (280, 875871), (307, 798840), (315, 778552), (317, 773640), (360, 681233), (420, 583914), (504, 486595), (614, 399420), (630, 389276), (634, 386820), (840, 291957), (921, 266280), (951, 257880), (1228, 199710), (1260, 194638), (1268, 193410), (1535, 159768), (1585, 154728), (1842, 133140), (1902, 128940), (2149, 114120), (2219, 110520), (2456, 99855), (2520, 97319), (2536, 96705), (2763, 88760), (2853, 85960), (3070, 79884), (3170, 77364), (3684, 66570), (3804, 64470), (4298, 57060), (4438, 55260), (4605, 53256), (4755, 51576), (5526, 44380), (5706, 42980), (6140, 39942), (6340, 38682), (6447, 38040), (6657, 36840), (7368, 33285), (7608, 32235), (8596, 28530), (8876, 27630), (9210, 26628), (9510, 25788), (10745, 22824), (11052, 22190), (11095, 22104), (11412, 21490), (12280, 19971), (12680, 19341), (12894, 19020), (13314, 18420), (13815, 17752), (14265, 17192)]