393966840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{617}}^1$

素因数の和:961

約数の個数: 128

約数和(自身を含む): 1257456960

約数和(自身を除く): 863490120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 313, 340, 408, 510, 617, 626, 680, 939, 1020, 1234, 1252, 1565, 1851, 1878, 2040, 2468, 2504, 3085, 3130, 3702, 3756, 4695, 4936, 5321, 6170, 6260, 7404, 7512, 9255, 9390, 10489, 10642, 12340, 12520, 14808, 15963, 18510, 18780, 20978, 21284, 24680, 26605, 31467, 31926, 37020, 37560, 41956, 42568, 52445, 53210, 62934, 63852, 74040, 79815, 83912, 104890, 106420, 125868, 127704, 157335, 159630, 193121, 209780, 212840, 251736, 314670, 319260, 386242, 419560, 579363, 629340, 638520, 772484, 965605, 1158726, 1258680, 1544968, 1931210, 2317452, 2896815, 3283057, 3862420, 4634904, 5793630, 6566114, 7724840, 9849171, 11587260, 13132228, 16415285, 19698342, 23174520, 26264456, 32830570, 39396684, 49245855, 65661140, 78793368, 98491710, 131322280, 196983420, 393966840]

約数ペア:

[(1, 393966840), (2, 196983420), (3, 131322280), (4, 98491710), (5, 78793368), (6, 65661140), (8, 49245855), (10, 39396684), (12, 32830570), (15, 26264456), (17, 23174520), (20, 19698342), (24, 16415285), (30, 13132228), (34, 11587260), (40, 9849171), (51, 7724840), (60, 6566114), (68, 5793630), (85, 4634904), (102, 3862420), (120, 3283057), (136, 2896815), (170, 2317452), (204, 1931210), (255, 1544968), (313, 1258680), (340, 1158726), (408, 965605), (510, 772484), (617, 638520), (626, 629340), (680, 579363), (939, 419560), (1020, 386242), (1234, 319260), (1252, 314670), (1565, 251736), (1851, 212840), (1878, 209780), (2040, 193121), (2468, 159630), (2504, 157335), (3085, 127704), (3130, 125868), (3702, 106420), (3756, 104890), (4695, 83912), (4936, 79815), (5321, 74040), (6170, 63852), (6260, 62934), (7404, 53210), (7512, 52445), (9255, 42568), (9390, 41956), (10489, 37560), (10642, 37020), (12340, 31926), (12520, 31467), (14808, 26605), (15963, 24680), (18510, 21284), (18780, 20978)]