30465820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 81156096

約数和(自身を除く): 50690276

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 73, 77, 110, 140, 146, 154, 220, 271, 292, 308, 365, 385, 511, 542, 730, 770, 803, 1022, 1084, 1355, 1460, 1540, 1606, 1897, 2044, 2555, 2710, 2981, 3212, 3794, 4015, 5110, 5420, 5621, 5962, 7588, 8030, 9485, 10220, 11242, 11924, 14905, 16060, 18970, 19783, 20867, 22484, 28105, 29810, 37940, 39566, 41734, 56210, 59620, 79132, 83468, 98915, 104335, 112420, 138481, 197830, 208670, 217613, 276962, 395660, 417340, 435226, 553924, 692405, 870452, 1088065, 1384810, 1523291, 2176130, 2769620, 3046582, 4352260, 6093164, 7616455, 15232910, 30465820]

約数ペア:

[(1, 30465820), (2, 15232910), (4, 7616455), (5, 6093164), (7, 4352260), (10, 3046582), (11, 2769620), (14, 2176130), (20, 1523291), (22, 1384810), (28, 1088065), (35, 870452), (44, 692405), (55, 553924), (70, 435226), (73, 417340), (77, 395660), (110, 276962), (140, 217613), (146, 208670), (154, 197830), (220, 138481), (271, 112420), (292, 104335), (308, 98915), (365, 83468), (385, 79132), (511, 59620), (542, 56210), (730, 41734), (770, 39566), (803, 37940), (1022, 29810), (1084, 28105), (1355, 22484), (1460, 20867), (1540, 19783), (1606, 18970), (1897, 16060), (2044, 14905), (2555, 11924), (2710, 11242), (2981, 10220), (3212, 9485), (3794, 8030), (4015, 7588), (5110, 5962), (5420, 5621)]