387610020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{307627}}^1$

素因数の和:307649

約数の個数: 72

約数和(自身を含む): 1343719104

約数和(自身を除く): 956109084

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 307627, 615254, 922881, 1230508, 1538135, 1845762, 2153389, 2768643, 3076270, 3691524, 4306778, 4614405, 5537286, 6152540, 6460167, 8613556, 9228810, 10766945, 11074572, 12920334, 13843215, 18457620, 19380501, 21533890, 25840668, 27686430, 32300835, 38761002, 43067780, 55372860, 64601670, 77522004, 96902505, 129203340, 193805010, 387610020]

約数ペア:

[(1, 387610020), (2, 193805010), (3, 129203340), (4, 96902505), (5, 77522004), (6, 64601670), (7, 55372860), (9, 43067780), (10, 38761002), (12, 32300835), (14, 27686430), (15, 25840668), (18, 21533890), (20, 19380501), (21, 18457620), (28, 13843215), (30, 12920334), (35, 11074572), (36, 10766945), (42, 9228810), (45, 8613556), (60, 6460167), (63, 6152540), (70, 5537286), (84, 4614405), (90, 4306778), (105, 3691524), (126, 3076270), (140, 2768643), (180, 2153389), (210, 1845762), (252, 1538135), (315, 1230508), (420, 922881), (630, 615254), (1260, 307627)]