128419872

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:199

約数の個数: 192

約数和(自身を含む): 406425600

約数和(自身を除く): 278005728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 56, 59, 79, 82, 84, 96, 112, 118, 123, 158, 164, 168, 177, 224, 236, 237, 246, 287, 316, 328, 336, 354, 413, 472, 474, 492, 553, 574, 632, 656, 672, 708, 826, 861, 944, 948, 984, 1106, 1148, 1239, 1264, 1312, 1416, 1652, 1659, 1722, 1888, 1896, 1968, 2212, 2296, 2419, 2478, 2528, 2832, 3239, 3304, 3318, 3444, 3792, 3936, 4424, 4592, 4661, 4838, 4956, 5664, 6478, 6608, 6636, 6888, 7257, 7584, 8848, 9184, 9322, 9676, 9717, 9912, 12956, 13216, 13272, 13776, 13983, 14514, 16933, 17696, 18644, 19352, 19434, 19824, 22673, 25912, 26544, 27552, 27966, 29028, 32627, 33866, 37288, 38704, 38868, 39648, 45346, 50799, 51824, 53088, 55932, 58056, 65254, 67732, 68019, 74576, 77408, 77736, 90692, 97881, 101598, 103648, 111864, 116112, 130508, 135464, 136038, 149152, 155472, 181384, 191101, 195762, 203196, 223728, 232224, 261016, 270928, 272076, 310944, 362768, 382202, 391524, 406392, 447456, 522032, 541856, 544152, 573303, 725536, 764404, 783048, 812784, 1044064, 1088304, 1146606, 1337707, 1528808, 1566096, 1625568, 2176608, 2293212, 2675414, 3057616, 3132192, 4013121, 4586424, 5350828, 6115232, 8026242, 9172848, 10701656, 16052484, 18345696, 21403312, 32104968, 42806624, 64209936, 128419872]

約数ペア:

[(1, 128419872), (2, 64209936), (3, 42806624), (4, 32104968), (6, 21403312), (7, 18345696), (8, 16052484), (12, 10701656), (14, 9172848), (16, 8026242), (21, 6115232), (24, 5350828), (28, 4586424), (32, 4013121), (41, 3132192), (42, 3057616), (48, 2675414), (56, 2293212), (59, 2176608), (79, 1625568), (82, 1566096), (84, 1528808), (96, 1337707), (112, 1146606), (118, 1088304), (123, 1044064), (158, 812784), (164, 783048), (168, 764404), (177, 725536), (224, 573303), (236, 544152), (237, 541856), (246, 522032), (287, 447456), (316, 406392), (328, 391524), (336, 382202), (354, 362768), (413, 310944), (472, 272076), (474, 270928), (492, 261016), (553, 232224), (574, 223728), (632, 203196), (656, 195762), (672, 191101), (708, 181384), (826, 155472), (861, 149152), (944, 136038), (948, 135464), (984, 130508), (1106, 116112), (1148, 111864), (1239, 103648), (1264, 101598), (1312, 97881), (1416, 90692), (1652, 77736), (1659, 77408), (1722, 74576), (1888, 68019), (1896, 67732), (1968, 65254), (2212, 58056), (2296, 55932), (2419, 53088), (2478, 51824), (2528, 50799), (2832, 45346), (3239, 39648), (3304, 38868), (3318, 38704), (3444, 37288), (3792, 33866), (3936, 32627), (4424, 29028), (4592, 27966), (4661, 27552), (4838, 26544), (4956, 25912), (5664, 22673), (6478, 19824), (6608, 19434), (6636, 19352), (6888, 18644), (7257, 17696), (7584, 16933), (8848, 14514), (9184, 13983), (9322, 13776), (9676, 13272), (9717, 13216), (9912, 12956)]