208031490

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3251}}^1$

素因数の和:3349

約数の個数: 80

約数和(自身を含む): 566628480

約数和(自身を除く): 358596990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 81, 90, 135, 158, 162, 237, 270, 395, 405, 474, 711, 790, 810, 1185, 1422, 2133, 2370, 3251, 3555, 4266, 6399, 6502, 7110, 9753, 10665, 12798, 16255, 19506, 21330, 29259, 31995, 32510, 48765, 58518, 63990, 87777, 97530, 146295, 175554, 256829, 263331, 292590, 438885, 513658, 526662, 770487, 877770, 1284145, 1316655, 1540974, 2311461, 2568290, 2633310, 3852435, 4622922, 6934383, 7704870, 11557305, 13868766, 20803149, 23114610, 34671915, 41606298, 69343830, 104015745, 208031490]

約数ペア:

[(1, 208031490), (2, 104015745), (3, 69343830), (5, 41606298), (6, 34671915), (9, 23114610), (10, 20803149), (15, 13868766), (18, 11557305), (27, 7704870), (30, 6934383), (45, 4622922), (54, 3852435), (79, 2633310), (81, 2568290), (90, 2311461), (135, 1540974), (158, 1316655), (162, 1284145), (237, 877770), (270, 770487), (395, 526662), (405, 513658), (474, 438885), (711, 292590), (790, 263331), (810, 256829), (1185, 175554), (1422, 146295), (2133, 97530), (2370, 87777), (3251, 63990), (3555, 58518), (4266, 48765), (6399, 32510), (6502, 31995), (7110, 29259), (9753, 21330), (10665, 19506), (12798, 16255)]