154661480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3371}}^1$

素因数の和:3450

約数の個数: 64

約数和(自身を含む): 369031680

約数和(自身を除く): 214370200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 2294, 3371, 4588, 5735, 6742, 9176, 11470, 13484, 16855, 22940, 26968, 33710, 45880, 67420, 104501, 124727, 134840, 209002, 249454, 418004, 498908, 522505, 623635, 836008, 997816, 1045010, 1247270, 2090020, 2494540, 3866537, 4180040, 4989080, 7733074, 15466148, 19332685, 30932296, 38665370, 77330740, 154661480]

約数ペア:

[(1, 154661480), (2, 77330740), (4, 38665370), (5, 30932296), (8, 19332685), (10, 15466148), (20, 7733074), (31, 4989080), (37, 4180040), (40, 3866537), (62, 2494540), (74, 2090020), (124, 1247270), (148, 1045010), (155, 997816), (185, 836008), (248, 623635), (296, 522505), (310, 498908), (370, 418004), (620, 249454), (740, 209002), (1147, 134840), (1240, 124727), (1480, 104501), (2294, 67420), (3371, 45880), (4588, 33710), (5735, 26968), (6742, 22940), (9176, 16855), (11470, 13484)]