400284108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{419}}^1$

素因数の和:676

約数の個数: 144

約数和(自身を含む): 1232824320

約数和(自身を除く): 832540212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 223, 238, 252, 306, 357, 419, 446, 476, 612, 669, 714, 838, 892, 1071, 1257, 1338, 1428, 1561, 1676, 2007, 2142, 2514, 2676, 2933, 3122, 3771, 3791, 4014, 4284, 4683, 5028, 5866, 6244, 7123, 7542, 7582, 8028, 8799, 9366, 11373, 11732, 14049, 14246, 15084, 15164, 17598, 18732, 21369, 22746, 26397, 26537, 28098, 28492, 34119, 35196, 42738, 45492, 49861, 52794, 53074, 56196, 64107, 68238, 79611, 85476, 93437, 99722, 105588, 106148, 128214, 136476, 149583, 159222, 186874, 199444, 238833, 256428, 280311, 299166, 318444, 373748, 448749, 477666, 560622, 598332, 654059, 840933, 897498, 955332, 1121244, 1308118, 1588429, 1681866, 1794996, 1962177, 2616236, 3176858, 3363732, 3924354, 4765287, 5886531, 6353716, 7848708, 9530574, 11119003, 11773062, 14295861, 19061148, 22238006, 23546124, 28591722, 33357009, 44476012, 57183444, 66714018, 100071027, 133428036, 200142054, 400284108]

約数ペア:

[(1, 400284108), (2, 200142054), (3, 133428036), (4, 100071027), (6, 66714018), (7, 57183444), (9, 44476012), (12, 33357009), (14, 28591722), (17, 23546124), (18, 22238006), (21, 19061148), (28, 14295861), (34, 11773062), (36, 11119003), (42, 9530574), (51, 7848708), (63, 6353716), (68, 5886531), (84, 4765287), (102, 3924354), (119, 3363732), (126, 3176858), (153, 2616236), (204, 1962177), (223, 1794996), (238, 1681866), (252, 1588429), (306, 1308118), (357, 1121244), (419, 955332), (446, 897498), (476, 840933), (612, 654059), (669, 598332), (714, 560622), (838, 477666), (892, 448749), (1071, 373748), (1257, 318444), (1338, 299166), (1428, 280311), (1561, 256428), (1676, 238833), (2007, 199444), (2142, 186874), (2514, 159222), (2676, 149583), (2933, 136476), (3122, 128214), (3771, 106148), (3791, 105588), (4014, 99722), (4284, 93437), (4683, 85476), (5028, 79611), (5866, 68238), (6244, 64107), (7123, 56196), (7542, 53074), (7582, 52794), (8028, 49861), (8799, 45492), (9366, 42738), (11373, 35196), (11732, 34119), (14049, 28492), (14246, 28098), (15084, 26537), (15164, 26397), (17598, 22746), (18732, 21369)]