2453640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 8847360

約数和(自身を除く): 6393720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 127, 138, 140, 161, 168, 184, 210, 230, 254, 276, 280, 322, 345, 381, 420, 460, 483, 508, 552, 635, 644, 690, 762, 805, 840, 889, 920, 966, 1016, 1270, 1288, 1380, 1524, 1610, 1778, 1905, 1932, 2415, 2540, 2667, 2760, 2921, 3048, 3220, 3556, 3810, 3864, 4445, 4830, 5080, 5334, 5842, 6440, 7112, 7620, 8763, 8890, 9660, 10668, 11684, 13335, 14605, 15240, 17526, 17780, 19320, 20447, 21336, 23368, 26670, 29210, 35052, 35560, 40894, 43815, 53340, 58420, 61341, 70104, 81788, 87630, 102235, 106680, 116840, 122682, 163576, 175260, 204470, 245364, 306705, 350520, 408940, 490728, 613410, 817880, 1226820, 2453640]

約数ペア:

[(1, 2453640), (2, 1226820), (3, 817880), (4, 613410), (5, 490728), (6, 408940), (7, 350520), (8, 306705), (10, 245364), (12, 204470), (14, 175260), (15, 163576), (20, 122682), (21, 116840), (23, 106680), (24, 102235), (28, 87630), (30, 81788), (35, 70104), (40, 61341), (42, 58420), (46, 53340), (56, 43815), (60, 40894), (69, 35560), (70, 35052), (84, 29210), (92, 26670), (105, 23368), (115, 21336), (120, 20447), (127, 19320), (138, 17780), (140, 17526), (161, 15240), (168, 14605), (184, 13335), (210, 11684), (230, 10668), (254, 9660), (276, 8890), (280, 8763), (322, 7620), (345, 7112), (381, 6440), (420, 5842), (460, 5334), (483, 5080), (508, 4830), (552, 4445), (635, 3864), (644, 3810), (690, 3556), (762, 3220), (805, 3048), (840, 2921), (889, 2760), (920, 2667), (966, 2540), (1016, 2415), (1270, 1932), (1288, 1905), (1380, 1778), (1524, 1610)]