78326640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{15541}}^1$

素因数の和:15567

約数の個数: 120

約数和(自身を含む): 300644448

約数和(自身を除く): 222317808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 15541, 31082, 46623, 62164, 77705, 93246, 108787, 124328, 139869, 155410, 186492, 217574, 233115, 248656, 279738, 310820, 326361, 372984, 435148, 466230, 543935, 559476, 621640, 652722, 699345, 745968, 870296, 932460, 979083, 1087870, 1118952, 1243280, 1305444, 1398690, 1631805, 1740592, 1864920, 1958166, 2175740, 2237904, 2610888, 2797380, 3263610, 3729840, 3916332, 4351480, 4895415, 5221776, 5594760, 6527220, 7832664, 8702960, 9790830, 11189520, 13054440, 15665328, 19581660, 26108880, 39163320, 78326640]

約数ペア:

[(1, 78326640), (2, 39163320), (3, 26108880), (4, 19581660), (5, 15665328), (6, 13054440), (7, 11189520), (8, 9790830), (9, 8702960), (10, 7832664), (12, 6527220), (14, 5594760), (15, 5221776), (16, 4895415), (18, 4351480), (20, 3916332), (21, 3729840), (24, 3263610), (28, 2797380), (30, 2610888), (35, 2237904), (36, 2175740), (40, 1958166), (42, 1864920), (45, 1740592), (48, 1631805), (56, 1398690), (60, 1305444), (63, 1243280), (70, 1118952), (72, 1087870), (80, 979083), (84, 932460), (90, 870296), (105, 745968), (112, 699345), (120, 652722), (126, 621640), (140, 559476), (144, 543935), (168, 466230), (180, 435148), (210, 372984), (240, 326361), (252, 310820), (280, 279738), (315, 248656), (336, 233115), (360, 217574), (420, 186492), (504, 155410), (560, 139869), (630, 124328), (720, 108787), (840, 93246), (1008, 77705), (1260, 62164), (1680, 46623), (2520, 31082), (5040, 15541)]