1279850796

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:473

約数の個数: 216

約数和(自身を含む): 3943779840

約数和(自身を除く): 2663929044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 47, 49, 63, 84, 86, 94, 98, 126, 129, 141, 147, 172, 188, 196, 252, 258, 282, 294, 301, 329, 359, 387, 423, 441, 516, 564, 588, 602, 658, 718, 774, 846, 882, 903, 987, 1077, 1204, 1316, 1436, 1548, 1692, 1764, 1806, 1974, 2021, 2107, 2154, 2303, 2513, 2709, 2961, 3231, 3612, 3948, 4042, 4214, 4308, 4606, 5026, 5418, 5922, 6063, 6321, 6462, 6909, 7539, 8084, 8428, 9212, 10052, 10836, 11844, 12126, 12642, 12924, 13818, 14147, 15078, 15437, 16873, 17591, 18189, 18963, 20727, 22617, 24252, 25284, 27636, 28294, 30156, 30874, 33746, 35182, 36378, 37926, 41454, 42441, 45234, 46311, 50619, 52773, 56588, 61748, 67492, 70364, 72756, 75852, 82908, 84882, 90468, 92622, 99029, 101238, 105546, 108059, 118111, 127323, 138933, 151857, 158319, 169764, 185244, 198058, 202476, 211092, 216118, 236222, 254646, 277866, 297087, 303714, 316638, 324177, 354333, 396116, 432236, 472444, 509292, 555732, 594174, 607428, 633276, 648354, 708666, 725539, 756413, 826777, 891261, 972531, 1062999, 1188348, 1296708, 1417332, 1451078, 1512826, 1653554, 1782522, 1945062, 2125998, 2176617, 2269239, 2480331, 2902156, 3025652, 3307108, 3565044, 3890124, 4251996, 4353234, 4538478, 4960662, 5078773, 6529851, 6807717, 7440993, 8706468, 9076956, 9921324, 10157546, 13059702, 13615434, 14881986, 15236319, 20315092, 26119404, 27230868, 29763972, 30472638, 35551411, 45708957, 60945276, 71102822, 91417914, 106654233, 142205644, 182835828, 213308466, 319962699, 426616932, 639925398, 1279850796]

約数ペア:

[(1, 1279850796), (2, 639925398), (3, 426616932), (4, 319962699), (6, 213308466), (7, 182835828), (9, 142205644), (12, 106654233), (14, 91417914), (18, 71102822), (21, 60945276), (28, 45708957), (36, 35551411), (42, 30472638), (43, 29763972), (47, 27230868), (49, 26119404), (63, 20315092), (84, 15236319), (86, 14881986), (94, 13615434), (98, 13059702), (126, 10157546), (129, 9921324), (141, 9076956), (147, 8706468), (172, 7440993), (188, 6807717), (196, 6529851), (252, 5078773), (258, 4960662), (282, 4538478), (294, 4353234), (301, 4251996), (329, 3890124), (359, 3565044), (387, 3307108), (423, 3025652), (441, 2902156), (516, 2480331), (564, 2269239), (588, 2176617), (602, 2125998), (658, 1945062), (718, 1782522), (774, 1653554), (846, 1512826), (882, 1451078), (903, 1417332), (987, 1296708), (1077, 1188348), (1204, 1062999), (1316, 972531), (1436, 891261), (1548, 826777), (1692, 756413), (1764, 725539), (1806, 708666), (1974, 648354), (2021, 633276), (2107, 607428), (2154, 594174), (2303, 555732), (2513, 509292), (2709, 472444), (2961, 432236), (3231, 396116), (3612, 354333), (3948, 324177), (4042, 316638), (4214, 303714), (4308, 297087), (4606, 277866), (5026, 254646), (5418, 236222), (5922, 216118), (6063, 211092), (6321, 202476), (6462, 198058), (6909, 185244), (7539, 169764), (8084, 158319), (8428, 151857), (9212, 138933), (10052, 127323), (10836, 118111), (11844, 108059), (12126, 105546), (12642, 101238), (12924, 99029), (13818, 92622), (14147, 90468), (15078, 84882), (15437, 82908), (16873, 75852), (17591, 72756), (18189, 70364), (18963, 67492), (20727, 61748), (22617, 56588), (24252, 52773), (25284, 50619), (27636, 46311), (28294, 45234), (30156, 42441), (30874, 41454), (33746, 37926), (35182, 36378)]