78327172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 175474880

約数和(自身を除く): 97147708

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 61, 77, 121, 122, 154, 242, 244, 308, 379, 427, 484, 671, 758, 847, 854, 1342, 1516, 1694, 1708, 2653, 2684, 3388, 4169, 4697, 5306, 7381, 8338, 9394, 10612, 14762, 16676, 18788, 23119, 29183, 29524, 45859, 46238, 51667, 58366, 91718, 92476, 103334, 116732, 161833, 183436, 206668, 254309, 321013, 323666, 508618, 642026, 647332, 1017236, 1284052, 1780163, 2797399, 3560326, 5594798, 7120652, 11189596, 19581793, 39163586, 78327172]

約数ペア:

[(1, 78327172), (2, 39163586), (4, 19581793), (7, 11189596), (11, 7120652), (14, 5594798), (22, 3560326), (28, 2797399), (44, 1780163), (61, 1284052), (77, 1017236), (121, 647332), (122, 642026), (154, 508618), (242, 323666), (244, 321013), (308, 254309), (379, 206668), (427, 183436), (484, 161833), (671, 116732), (758, 103334), (847, 92476), (854, 91718), (1342, 58366), (1516, 51667), (1694, 46238), (1708, 45859), (2653, 29524), (2684, 29183), (3388, 23119), (4169, 18788), (4697, 16676), (5306, 14762), (7381, 10612), (8338, 9394)]