220322830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1229}}^1$

素因数の和:1453

約数の個数: 64

約数和(自身を含む): 490976640

約数和(自身を除く): 270653810

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 197, 394, 455, 910, 985, 1229, 1379, 1970, 2458, 2561, 2758, 5122, 6145, 6895, 8603, 12290, 12805, 13790, 15977, 17206, 17927, 25610, 31954, 35854, 43015, 79885, 86030, 89635, 111839, 159770, 179270, 223678, 242113, 484226, 559195, 1118390, 1210565, 1694791, 2421130, 3147469, 3389582, 6294938, 8473955, 15737345, 16947910, 22032283, 31474690, 44064566, 110161415, 220322830]

約数ペア:

[(1, 220322830), (2, 110161415), (5, 44064566), (7, 31474690), (10, 22032283), (13, 16947910), (14, 15737345), (26, 8473955), (35, 6294938), (65, 3389582), (70, 3147469), (91, 2421130), (130, 1694791), (182, 1210565), (197, 1118390), (394, 559195), (455, 484226), (910, 242113), (985, 223678), (1229, 179270), (1379, 159770), (1970, 111839), (2458, 89635), (2561, 86030), (2758, 79885), (5122, 43015), (6145, 35854), (6895, 31954), (8603, 25610), (12290, 17927), (12805, 17206), (13790, 15977)]