215643456

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{677}}^1$

素因数の和:781

約数の個数: 168

約数和(自身を含む): 716401920

約数和(自身を除く): 500758464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 79, 84, 96, 112, 126, 144, 158, 168, 192, 224, 237, 252, 288, 316, 336, 448, 474, 504, 553, 576, 632, 672, 677, 711, 948, 1008, 1106, 1264, 1344, 1354, 1422, 1659, 1896, 2016, 2031, 2212, 2528, 2708, 2844, 3318, 3792, 4032, 4062, 4424, 4739, 4977, 5056, 5416, 5688, 6093, 6636, 7584, 8124, 8848, 9478, 9954, 10832, 11376, 12186, 13272, 14217, 15168, 16248, 17696, 18956, 19908, 21664, 22752, 24372, 26544, 28434, 32496, 35392, 37912, 39816, 42651, 43328, 45504, 48744, 53088, 53483, 56868, 64992, 75824, 79632, 85302, 97488, 106176, 106966, 113736, 129984, 151648, 159264, 160449, 170604, 194976, 213932, 227472, 303296, 318528, 320898, 341208, 374381, 389952, 427864, 454944, 481347, 641796, 682416, 748762, 855728, 909888, 962694, 1123143, 1283592, 1364832, 1497524, 1711456, 1925388, 2246286, 2567184, 2729664, 2995048, 3369429, 3422912, 3850776, 4492572, 5134368, 5990096, 6738858, 7701552, 8985144, 10268736, 11980192, 13477716, 15403104, 17970288, 23960384, 26955432, 30806208, 35940576, 53910864, 71881152, 107821728, 215643456]

約数ペア:

[(1, 215643456), (2, 107821728), (3, 71881152), (4, 53910864), (6, 35940576), (7, 30806208), (8, 26955432), (9, 23960384), (12, 17970288), (14, 15403104), (16, 13477716), (18, 11980192), (21, 10268736), (24, 8985144), (28, 7701552), (32, 6738858), (36, 5990096), (42, 5134368), (48, 4492572), (56, 3850776), (63, 3422912), (64, 3369429), (72, 2995048), (79, 2729664), (84, 2567184), (96, 2246286), (112, 1925388), (126, 1711456), (144, 1497524), (158, 1364832), (168, 1283592), (192, 1123143), (224, 962694), (237, 909888), (252, 855728), (288, 748762), (316, 682416), (336, 641796), (448, 481347), (474, 454944), (504, 427864), (553, 389952), (576, 374381), (632, 341208), (672, 320898), (677, 318528), (711, 303296), (948, 227472), (1008, 213932), (1106, 194976), (1264, 170604), (1344, 160449), (1354, 159264), (1422, 151648), (1659, 129984), (1896, 113736), (2016, 106966), (2031, 106176), (2212, 97488), (2528, 85302), (2708, 79632), (2844, 75824), (3318, 64992), (3792, 56868), (4032, 53483), (4062, 53088), (4424, 48744), (4739, 45504), (4977, 43328), (5056, 42651), (5416, 39816), (5688, 37912), (6093, 35392), (6636, 32496), (7584, 28434), (8124, 26544), (8848, 24372), (9478, 22752), (9954, 21664), (10832, 19908), (11376, 18956), (12186, 17696), (13272, 16248), (14217, 15168)]