390409530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97847}}^1$

素因数の和:97883

約数の個数: 64

約数和(自身を含む): 1127208960

約数和(自身を除く): 736799430

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 97847, 195694, 293541, 489235, 587082, 684929, 978470, 1369858, 1467705, 1859093, 2054787, 2935410, 3424645, 3718186, 4109574, 5577279, 6849290, 9295465, 10273935, 11154558, 13013651, 18590930, 20547870, 26027302, 27886395, 39040953, 55772790, 65068255, 78081906, 130136510, 195204765, 390409530]

約数ペア:

[(1, 390409530), (2, 195204765), (3, 130136510), (5, 78081906), (6, 65068255), (7, 55772790), (10, 39040953), (14, 27886395), (15, 26027302), (19, 20547870), (21, 18590930), (30, 13013651), (35, 11154558), (38, 10273935), (42, 9295465), (57, 6849290), (70, 5577279), (95, 4109574), (105, 3718186), (114, 3424645), (133, 2935410), (190, 2054787), (210, 1859093), (266, 1467705), (285, 1369858), (399, 978470), (570, 684929), (665, 587082), (798, 489235), (1330, 293541), (1995, 195694), (3990, 97847)]