15457140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1087}}^1$

素因数の和:1181

約数の個数: 72

約数和(自身を含む): 47523840

約数和(自身を除く): 32066700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1087, 1185, 1422, 1580, 2174, 2370, 2844, 3261, 3555, 4348, 4740, 5435, 6522, 7110, 9783, 10870, 13044, 14220, 16305, 19566, 21740, 32610, 39132, 48915, 65220, 85873, 97830, 171746, 195660, 257619, 343492, 429365, 515238, 772857, 858730, 1030476, 1288095, 1545714, 1717460, 2576190, 3091428, 3864285, 5152380, 7728570, 15457140]

約数ペア:

[(1, 15457140), (2, 7728570), (3, 5152380), (4, 3864285), (5, 3091428), (6, 2576190), (9, 1717460), (10, 1545714), (12, 1288095), (15, 1030476), (18, 858730), (20, 772857), (30, 515238), (36, 429365), (45, 343492), (60, 257619), (79, 195660), (90, 171746), (158, 97830), (180, 85873), (237, 65220), (316, 48915), (395, 39132), (474, 32610), (711, 21740), (790, 19566), (948, 16305), (1087, 14220), (1185, 13044), (1422, 10870), (1580, 9783), (2174, 7110), (2370, 6522), (2844, 5435), (3261, 4740), (3555, 4348)]