30213480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:559

約数の個数: 128

約数和(自身を含む): 101191680

約数和(自身を除く): 70978200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 47, 55, 60, 66, 88, 94, 110, 120, 132, 141, 165, 188, 220, 235, 264, 282, 330, 376, 440, 470, 487, 517, 564, 660, 705, 940, 974, 1034, 1128, 1320, 1410, 1461, 1551, 1880, 1948, 2068, 2435, 2585, 2820, 2922, 3102, 3896, 4136, 4870, 5170, 5357, 5640, 5844, 6204, 7305, 7755, 9740, 10340, 10714, 11688, 12408, 14610, 15510, 16071, 19480, 20680, 21428, 22889, 26785, 29220, 31020, 32142, 42856, 45778, 53570, 58440, 62040, 64284, 68667, 80355, 91556, 107140, 114445, 128568, 137334, 160710, 183112, 214280, 228890, 251779, 274668, 321420, 343335, 457780, 503558, 549336, 642840, 686670, 755337, 915560, 1007116, 1258895, 1373340, 1510674, 2014232, 2517790, 2746680, 3021348, 3776685, 5035580, 6042696, 7553370, 10071160, 15106740, 30213480]

約数ペア:

[(1, 30213480), (2, 15106740), (3, 10071160), (4, 7553370), (5, 6042696), (6, 5035580), (8, 3776685), (10, 3021348), (11, 2746680), (12, 2517790), (15, 2014232), (20, 1510674), (22, 1373340), (24, 1258895), (30, 1007116), (33, 915560), (40, 755337), (44, 686670), (47, 642840), (55, 549336), (60, 503558), (66, 457780), (88, 343335), (94, 321420), (110, 274668), (120, 251779), (132, 228890), (141, 214280), (165, 183112), (188, 160710), (220, 137334), (235, 128568), (264, 114445), (282, 107140), (330, 91556), (376, 80355), (440, 68667), (470, 64284), (487, 62040), (517, 58440), (564, 53570), (660, 45778), (705, 42856), (940, 32142), (974, 31020), (1034, 29220), (1128, 26785), (1320, 22889), (1410, 21428), (1461, 20680), (1551, 19480), (1880, 16071), (1948, 15510), (2068, 14610), (2435, 12408), (2585, 11688), (2820, 10714), (2922, 10340), (3102, 9740), (3896, 7755), (4136, 7305), (4870, 6204), (5170, 5844), (5357, 5640)]