390407220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{809}}^1$

素因数の和:1214

約数の個数: 144

約数和(自身を含む): 1358622720

約数和(自身を除く): 968215500

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, 383, 420, 630, 766, 809, 1149, 1260, 1532, 1618, 1915, 2298, 2427, 2681, 3236, 3447, 3830, 4045, 4596, 4854, 5362, 5663, 5745, 6894, 7281, 7660, 8043, 8090, 9708, 10724, 11326, 11490, 12135, 13405, 13788, 14562, 16086, 16180, 16989, 17235, 22652, 22980, 24129, 24270, 26810, 28315, 29124, 32172, 33978, 34470, 36405, 40215, 48258, 48540, 50967, 53620, 56630, 67956, 68940, 72810, 80430, 84945, 96516, 101934, 113260, 120645, 145620, 160860, 169890, 203868, 241290, 254835, 309847, 339780, 482580, 509670, 619694, 929541, 1019340, 1239388, 1549235, 1859082, 2168929, 2788623, 3098470, 3718164, 4337858, 4647705, 5577246, 6196940, 6506787, 8675716, 9295410, 10844645, 11154492, 13013574, 13943115, 18590820, 19520361, 21689290, 26027148, 27886230, 32533935, 39040722, 43378580, 55772460, 65067870, 78081444, 97601805, 130135740, 195203610, 390407220]

約数ペア:

[(1, 390407220), (2, 195203610), (3, 130135740), (4, 97601805), (5, 78081444), (6, 65067870), (7, 55772460), (9, 43378580), (10, 39040722), (12, 32533935), (14, 27886230), (15, 26027148), (18, 21689290), (20, 19520361), (21, 18590820), (28, 13943115), (30, 13013574), (35, 11154492), (36, 10844645), (42, 9295410), (45, 8675716), (60, 6506787), (63, 6196940), (70, 5577246), (84, 4647705), (90, 4337858), (105, 3718164), (126, 3098470), (140, 2788623), (180, 2168929), (210, 1859082), (252, 1549235), (315, 1239388), (383, 1019340), (420, 929541), (630, 619694), (766, 509670), (809, 482580), (1149, 339780), (1260, 309847), (1532, 254835), (1618, 241290), (1915, 203868), (2298, 169890), (2427, 160860), (2681, 145620), (3236, 120645), (3447, 113260), (3830, 101934), (4045, 96516), (4596, 84945), (4854, 80430), (5362, 72810), (5663, 68940), (5745, 67956), (6894, 56630), (7281, 53620), (7660, 50967), (8043, 48540), (8090, 48258), (9708, 40215), (10724, 36405), (11326, 34470), (11490, 33978), (12135, 32172), (13405, 29124), (13788, 28315), (14562, 26810), (16086, 24270), (16180, 24129), (16989, 22980), (17235, 22652)]