78642480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{46811}}^1$

素因数の和:46834

約数の個数: 80

約数和(自身を含む): 278625024

約数和(自身を除く): 199982544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 46811, 93622, 140433, 187244, 234055, 280866, 327677, 374488, 468110, 561732, 655354, 702165, 748976, 936220, 983031, 1123464, 1310708, 1404330, 1638385, 1872440, 1966062, 2246928, 2621416, 2808660, 3276770, 3744880, 3932124, 4915155, 5242832, 5617320, 6553540, 7864248, 9830310, 11234640, 13107080, 15728496, 19660620, 26214160, 39321240, 78642480]

約数ペア:

[(1, 78642480), (2, 39321240), (3, 26214160), (4, 19660620), (5, 15728496), (6, 13107080), (7, 11234640), (8, 9830310), (10, 7864248), (12, 6553540), (14, 5617320), (15, 5242832), (16, 4915155), (20, 3932124), (21, 3744880), (24, 3276770), (28, 2808660), (30, 2621416), (35, 2246928), (40, 1966062), (42, 1872440), (48, 1638385), (56, 1404330), (60, 1310708), (70, 1123464), (80, 983031), (84, 936220), (105, 748976), (112, 702165), (120, 655354), (140, 561732), (168, 468110), (210, 374488), (240, 327677), (280, 280866), (336, 234055), (420, 187244), (560, 140433), (840, 93622), (1680, 46811)]