161332556

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 370642944

約数和(自身を除く): 209310388

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 61, 62, 77, 122, 124, 154, 217, 244, 277, 308, 341, 427, 434, 554, 671, 682, 854, 868, 1108, 1342, 1364, 1708, 1891, 1939, 2387, 2684, 3047, 3782, 3878, 4697, 4774, 6094, 7564, 7756, 8587, 9394, 9548, 12188, 13237, 16897, 17174, 18788, 20801, 21329, 26474, 33794, 34348, 41602, 42658, 52948, 60109, 67588, 83204, 85316, 94457, 118279, 120218, 145607, 185867, 188914, 236558, 240436, 291214, 371734, 377828, 473116, 523807, 582428, 661199, 743468, 1047614, 1301069, 1322398, 2095228, 2602138, 2644796, 3666649, 5204276, 5761877, 7333298, 11523754, 14666596, 23047508, 40333139, 80666278, 161332556]

約数ペア:

[(1, 161332556), (2, 80666278), (4, 40333139), (7, 23047508), (11, 14666596), (14, 11523754), (22, 7333298), (28, 5761877), (31, 5204276), (44, 3666649), (61, 2644796), (62, 2602138), (77, 2095228), (122, 1322398), (124, 1301069), (154, 1047614), (217, 743468), (244, 661199), (277, 582428), (308, 523807), (341, 473116), (427, 377828), (434, 371734), (554, 291214), (671, 240436), (682, 236558), (854, 188914), (868, 185867), (1108, 145607), (1342, 120218), (1364, 118279), (1708, 94457), (1891, 85316), (1939, 83204), (2387, 67588), (2684, 60109), (3047, 52948), (3782, 42658), (3878, 41602), (4697, 34348), (4774, 33794), (6094, 26474), (7564, 21329), (7756, 20801), (8587, 18788), (9394, 17174), (9548, 16897), (12188, 13237)]