189455370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21121}}^1$

素因数の和:21167

約数の個数: 64

約数和(自身を含む): 510983424

約数和(自身を除く): 321528054

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2990, 4485, 8970, 21121, 42242, 63363, 105605, 126726, 211210, 274573, 316815, 485783, 549146, 633630, 823719, 971566, 1372865, 1457349, 1647438, 2428915, 2745730, 2914698, 4118595, 4857830, 6315179, 7286745, 8237190, 12630358, 14573490, 18945537, 31575895, 37891074, 63151790, 94727685, 189455370]

約数ペア:

[(1, 189455370), (2, 94727685), (3, 63151790), (5, 37891074), (6, 31575895), (10, 18945537), (13, 14573490), (15, 12630358), (23, 8237190), (26, 7286745), (30, 6315179), (39, 4857830), (46, 4118595), (65, 2914698), (69, 2745730), (78, 2428915), (115, 1647438), (130, 1457349), (138, 1372865), (195, 971566), (230, 823719), (299, 633630), (345, 549146), (390, 485783), (598, 316815), (690, 274573), (897, 211210), (1495, 126726), (1794, 105605), (2990, 63363), (4485, 42242), (8970, 21121)]