642397392

素因数分解:

$2^4\times 3^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{419}}^1$

素因数の和:472

約数の個数: 300

約数和(自身を含む): 2306414880

約数和(自身を除く): 1664017488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 81, 84, 91, 104, 108, 112, 117, 126, 144, 156, 162, 168, 169, 182, 189, 208, 216, 234, 252, 273, 312, 324, 336, 338, 351, 364, 378, 419, 432, 468, 504, 507, 546, 567, 624, 648, 676, 702, 728, 756, 819, 838, 936, 1008, 1014, 1053, 1092, 1134, 1183, 1257, 1296, 1352, 1404, 1456, 1512, 1521, 1638, 1676, 1872, 2028, 2106, 2184, 2268, 2366, 2457, 2514, 2704, 2808, 2933, 3024, 3042, 3276, 3352, 3549, 3771, 4056, 4212, 4368, 4536, 4563, 4732, 4914, 5028, 5447, 5616, 5866, 6084, 6552, 6704, 7098, 7371, 7542, 8112, 8424, 8799, 9072, 9126, 9464, 9828, 10056, 10647, 10894, 11313, 11732, 12168, 13104, 13689, 14196, 14742, 15084, 16341, 16848, 17598, 18252, 18928, 19656, 20112, 21294, 21788, 22626, 23464, 24336, 26397, 27378, 28392, 29484, 30168, 31941, 32682, 33939, 35196, 36504, 38129, 39312, 42588, 43576, 45252, 46928, 49023, 52794, 54756, 56784, 58968, 60336, 63882, 65364, 67878, 70392, 70811, 73008, 76258, 79191, 85176, 87152, 90504, 95823, 98046, 105588, 109512, 114387, 117936, 127764, 130728, 135756, 140784, 141622, 147069, 152516, 158382, 170352, 181008, 191646, 196092, 211176, 212433, 219024, 228774, 237573, 255528, 261456, 271512, 283244, 294138, 305032, 316764, 343161, 383292, 392184, 422352, 424866, 441207, 457548, 475146, 495677, 511056, 543024, 566488, 588276, 610064, 633528, 637299, 686322, 766584, 784368, 849732, 882414, 915096, 950292, 991354, 1029483, 1132976, 1176552, 1267056, 1274598, 1372644, 1487031, 1533168, 1699464, 1764828, 1830192, 1900584, 1911897, 1982708, 2058966, 2353104, 2549196, 2745288, 2974062, 3088449, 3398928, 3529656, 3801168, 3823794, 3965416, 4117932, 4461093, 5098392, 5490576, 5735691, 5948124, 6176898, 7059312, 7647588, 7930832, 8235864, 8922186, 10196784, 11471382, 11896248, 12353796, 13383279, 15295176, 16471728, 17844372, 22942764, 23792496, 24707592, 26766558, 30590352, 35688744, 40149837, 45885528, 49415184, 53533116, 71377488, 80299674, 91771056, 107066232, 160599348, 214132464, 321198696, 642397392]

約数ペア:

[(1, 642397392), (2, 321198696), (3, 214132464), (4, 160599348), (6, 107066232), (7, 91771056), (8, 80299674), (9, 71377488), (12, 53533116), (13, 49415184), (14, 45885528), (16, 40149837), (18, 35688744), (21, 30590352), (24, 26766558), (26, 24707592), (27, 23792496), (28, 22942764), (36, 17844372), (39, 16471728), (42, 15295176), (48, 13383279), (52, 12353796), (54, 11896248), (56, 11471382), (63, 10196784), (72, 8922186), (78, 8235864), (81, 7930832), (84, 7647588), (91, 7059312), (104, 6176898), (108, 5948124), (112, 5735691), (117, 5490576), (126, 5098392), (144, 4461093), (156, 4117932), (162, 3965416), (168, 3823794), (169, 3801168), (182, 3529656), (189, 3398928), (208, 3088449), (216, 2974062), (234, 2745288), (252, 2549196), (273, 2353104), (312, 2058966), (324, 1982708), (336, 1911897), (338, 1900584), (351, 1830192), (364, 1764828), (378, 1699464), (419, 1533168), (432, 1487031), (468, 1372644), (504, 1274598), (507, 1267056), (546, 1176552), (567, 1132976), (624, 1029483), (648, 991354), (676, 950292), (702, 915096), (728, 882414), (756, 849732), (819, 784368), (838, 766584), (936, 686322), (1008, 637299), (1014, 633528), (1053, 610064), (1092, 588276), (1134, 566488), (1183, 543024), (1257, 511056), (1296, 495677), (1352, 475146), (1404, 457548), (1456, 441207), (1512, 424866), (1521, 422352), (1638, 392184), (1676, 383292), (1872, 343161), (2028, 316764), (2106, 305032), (2184, 294138), (2268, 283244), (2366, 271512), (2457, 261456), (2514, 255528), (2704, 237573), (2808, 228774), (2933, 219024), (3024, 212433), (3042, 211176), (3276, 196092), (3352, 191646), (3549, 181008), (3771, 170352), (4056, 158382), (4212, 152516), (4368, 147069), (4536, 141622), (4563, 140784), (4732, 135756), (4914, 130728), (5028, 127764), (5447, 117936), (5616, 114387), (5866, 109512), (6084, 105588), (6552, 98046), (6704, 95823), (7098, 90504), (7371, 87152), (7542, 85176), (8112, 79191), (8424, 76258), (8799, 73008), (9072, 70811), (9126, 70392), (9464, 67878), (9828, 65364), (10056, 63882), (10647, 60336), (10894, 58968), (11313, 56784), (11732, 54756), (12168, 52794), (13104, 49023), (13689, 46928), (14196, 45252), (14742, 43576), (15084, 42588), (16341, 39312), (16848, 38129), (17598, 36504), (18252, 35196), (18928, 33939), (19656, 32682), (20112, 31941), (21294, 30168), (21788, 29484), (22626, 28392), (23464, 27378), (24336, 26397)]