215222868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:634

約数の個数: 144

約数和(自身を含む): 659183616

約数和(自身を除く): 443960748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 71, 84, 92, 126, 138, 142, 161, 207, 213, 252, 276, 284, 322, 414, 426, 483, 497, 523, 639, 644, 828, 852, 966, 994, 1046, 1278, 1449, 1491, 1569, 1633, 1932, 1988, 2092, 2556, 2898, 2982, 3138, 3266, 3661, 4473, 4707, 4899, 5796, 5964, 6276, 6532, 7322, 8946, 9414, 9798, 10983, 11431, 12029, 14644, 14697, 17892, 18828, 19596, 21966, 22862, 24058, 29394, 32949, 34293, 36087, 37133, 43932, 45724, 48116, 58788, 65898, 68586, 72174, 74266, 84203, 102879, 108261, 111399, 131796, 137172, 144348, 148532, 168406, 205758, 216522, 222798, 252609, 259931, 334197, 336812, 411516, 433044, 445596, 505218, 519862, 668394, 757827, 779793, 854059, 1010436, 1039724, 1336788, 1515654, 1559586, 1708118, 2339379, 2562177, 3031308, 3119172, 3416236, 4678758, 5124354, 5978413, 7686531, 9357516, 10248708, 11956826, 15373062, 17935239, 23913652, 30746124, 35870478, 53805717, 71740956, 107611434, 215222868]

約数ペア:

[(1, 215222868), (2, 107611434), (3, 71740956), (4, 53805717), (6, 35870478), (7, 30746124), (9, 23913652), (12, 17935239), (14, 15373062), (18, 11956826), (21, 10248708), (23, 9357516), (28, 7686531), (36, 5978413), (42, 5124354), (46, 4678758), (63, 3416236), (69, 3119172), (71, 3031308), (84, 2562177), (92, 2339379), (126, 1708118), (138, 1559586), (142, 1515654), (161, 1336788), (207, 1039724), (213, 1010436), (252, 854059), (276, 779793), (284, 757827), (322, 668394), (414, 519862), (426, 505218), (483, 445596), (497, 433044), (523, 411516), (639, 336812), (644, 334197), (828, 259931), (852, 252609), (966, 222798), (994, 216522), (1046, 205758), (1278, 168406), (1449, 148532), (1491, 144348), (1569, 137172), (1633, 131796), (1932, 111399), (1988, 108261), (2092, 102879), (2556, 84203), (2898, 74266), (2982, 72174), (3138, 68586), (3266, 65898), (3661, 58788), (4473, 48116), (4707, 45724), (4899, 43932), (5796, 37133), (5964, 36087), (6276, 34293), (6532, 32949), (7322, 29394), (8946, 24058), (9414, 22862), (9798, 21966), (10983, 19596), (11431, 18828), (12029, 17892), (14644, 14697)]