82973660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 227525760

約数和(自身を除く): 144552100

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 43, 44, 49, 55, 70, 77, 86, 98, 110, 140, 154, 172, 179, 196, 215, 220, 245, 301, 308, 358, 385, 430, 473, 490, 539, 602, 716, 770, 860, 895, 946, 980, 1078, 1204, 1253, 1505, 1540, 1790, 1892, 1969, 2107, 2156, 2365, 2506, 2695, 3010, 3311, 3580, 3938, 4214, 4730, 5012, 5390, 6020, 6265, 6622, 7697, 7876, 8428, 8771, 9460, 9845, 10535, 10780, 12530, 13244, 13783, 15394, 16555, 17542, 19690, 21070, 23177, 25060, 27566, 30788, 33110, 35084, 38485, 39380, 42140, 43855, 46354, 53879, 55132, 66220, 68915, 76970, 84667, 87710, 92708, 96481, 107758, 115885, 137830, 153940, 169334, 175420, 192962, 215516, 231770, 269395, 275660, 338668, 377153, 385924, 423335, 463540, 482405, 538790, 592669, 754306, 846670, 964810, 1077580, 1185338, 1508612, 1693340, 1885765, 1929620, 2370676, 2963345, 3771530, 4148683, 5926690, 7543060, 8297366, 11853380, 16594732, 20743415, 41486830, 82973660]

約数ペア:

[(1, 82973660), (2, 41486830), (4, 20743415), (5, 16594732), (7, 11853380), (10, 8297366), (11, 7543060), (14, 5926690), (20, 4148683), (22, 3771530), (28, 2963345), (35, 2370676), (43, 1929620), (44, 1885765), (49, 1693340), (55, 1508612), (70, 1185338), (77, 1077580), (86, 964810), (98, 846670), (110, 754306), (140, 592669), (154, 538790), (172, 482405), (179, 463540), (196, 423335), (215, 385924), (220, 377153), (245, 338668), (301, 275660), (308, 269395), (358, 231770), (385, 215516), (430, 192962), (473, 175420), (490, 169334), (539, 153940), (602, 137830), (716, 115885), (770, 107758), (860, 96481), (895, 92708), (946, 87710), (980, 84667), (1078, 76970), (1204, 68915), (1253, 66220), (1505, 55132), (1540, 53879), (1790, 46354), (1892, 43855), (1969, 42140), (2107, 39380), (2156, 38485), (2365, 35084), (2506, 33110), (2695, 30788), (3010, 27566), (3311, 25060), (3580, 23177), (3938, 21070), (4214, 19690), (4730, 17542), (5012, 16555), (5390, 15394), (6020, 13783), (6265, 13244), (6622, 12530), (7697, 10780), (7876, 10535), (8428, 9845), (8771, 9460)]