516668320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:723

約数の個数: 192

約数和(自身を含む): 1504935936

約数和(自身を除く): 988267616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 70, 80, 92, 112, 115, 124, 140, 155, 160, 161, 184, 217, 224, 230, 248, 280, 310, 322, 368, 434, 460, 496, 560, 620, 644, 647, 713, 736, 805, 868, 920, 992, 1085, 1120, 1240, 1288, 1294, 1426, 1610, 1736, 1840, 2170, 2480, 2576, 2588, 2852, 3220, 3235, 3472, 3565, 3680, 4340, 4529, 4960, 4991, 5152, 5176, 5704, 6440, 6470, 6944, 7130, 8680, 9058, 9982, 10352, 11408, 12880, 12940, 14260, 14881, 17360, 18116, 19964, 20057, 20704, 22645, 22816, 24955, 25760, 25880, 28520, 29762, 34720, 36232, 39928, 40114, 45290, 49910, 51760, 57040, 59524, 72464, 74405, 79856, 80228, 90580, 99820, 100285, 103520, 104167, 114080, 119048, 140399, 144928, 148810, 159712, 160456, 181160, 199640, 200570, 208334, 238096, 280798, 297620, 320912, 362320, 399280, 401140, 416668, 461311, 476192, 520835, 561596, 595240, 641824, 701995, 724640, 798560, 802280, 833336, 922622, 1041670, 1123192, 1190480, 1403990, 1604560, 1666672, 1845244, 2083340, 2246384, 2306555, 2380960, 2807980, 3209120, 3229177, 3333344, 3690488, 4166680, 4492768, 4613110, 5615960, 6458354, 7380976, 8333360, 9226220, 11231920, 12916708, 14761952, 16145885, 16666720, 18452440, 22463840, 25833416, 32291770, 36904880, 51666832, 64583540, 73809760, 103333664, 129167080, 258334160, 516668320]

約数ペア:

[(1, 516668320), (2, 258334160), (4, 129167080), (5, 103333664), (7, 73809760), (8, 64583540), (10, 51666832), (14, 36904880), (16, 32291770), (20, 25833416), (23, 22463840), (28, 18452440), (31, 16666720), (32, 16145885), (35, 14761952), (40, 12916708), (46, 11231920), (56, 9226220), (62, 8333360), (70, 7380976), (80, 6458354), (92, 5615960), (112, 4613110), (115, 4492768), (124, 4166680), (140, 3690488), (155, 3333344), (160, 3229177), (161, 3209120), (184, 2807980), (217, 2380960), (224, 2306555), (230, 2246384), (248, 2083340), (280, 1845244), (310, 1666672), (322, 1604560), (368, 1403990), (434, 1190480), (460, 1123192), (496, 1041670), (560, 922622), (620, 833336), (644, 802280), (647, 798560), (713, 724640), (736, 701995), (805, 641824), (868, 595240), (920, 561596), (992, 520835), (1085, 476192), (1120, 461311), (1240, 416668), (1288, 401140), (1294, 399280), (1426, 362320), (1610, 320912), (1736, 297620), (1840, 280798), (2170, 238096), (2480, 208334), (2576, 200570), (2588, 199640), (2852, 181160), (3220, 160456), (3235, 159712), (3472, 148810), (3565, 144928), (3680, 140399), (4340, 119048), (4529, 114080), (4960, 104167), (4991, 103520), (5152, 100285), (5176, 99820), (5704, 90580), (6440, 80228), (6470, 79856), (6944, 74405), (7130, 72464), (8680, 59524), (9058, 57040), (9982, 51760), (10352, 49910), (11408, 45290), (12880, 40114), (12940, 39928), (14260, 36232), (14881, 34720), (17360, 29762), (18116, 28520), (19964, 25880), (20057, 25760), (20704, 24955), (22645, 22816)]