219049480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22171}}^1$

素因数の和:22214

約数の個数: 64

約数和(自身を含む): 558734400

約数和(自身を除く): 339684920

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 22171, 44342, 88684, 110855, 177368, 221710, 288223, 421249, 443420, 576446, 842498, 886840, 1152892, 1441115, 1684996, 2106245, 2305784, 2882230, 3369992, 4212490, 5476237, 5764460, 8424980, 10952474, 11528920, 16849960, 21904948, 27381185, 43809896, 54762370, 109524740, 219049480]

約数ペア:

[(1, 219049480), (2, 109524740), (4, 54762370), (5, 43809896), (8, 27381185), (10, 21904948), (13, 16849960), (19, 11528920), (20, 10952474), (26, 8424980), (38, 5764460), (40, 5476237), (52, 4212490), (65, 3369992), (76, 2882230), (95, 2305784), (104, 2106245), (130, 1684996), (152, 1441115), (190, 1152892), (247, 886840), (260, 842498), (380, 576446), (494, 443420), (520, 421249), (760, 288223), (988, 221710), (1235, 177368), (1976, 110855), (2470, 88684), (4940, 44342), (9880, 22171)]