2495280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:334

約数の個数: 80

約数和(自身を含む): 7972704

約数和(自身を除く): 5477424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 281, 296, 370, 444, 555, 562, 592, 740, 843, 888, 1110, 1124, 1405, 1480, 1686, 1776, 2220, 2248, 2810, 2960, 3372, 4215, 4440, 4496, 5620, 6744, 8430, 8880, 10397, 11240, 13488, 16860, 20794, 22480, 31191, 33720, 41588, 51985, 62382, 67440, 83176, 103970, 124764, 155955, 166352, 207940, 249528, 311910, 415880, 499056, 623820, 831760, 1247640, 2495280]

約数ペア:

[(1, 2495280), (2, 1247640), (3, 831760), (4, 623820), (5, 499056), (6, 415880), (8, 311910), (10, 249528), (12, 207940), (15, 166352), (16, 155955), (20, 124764), (24, 103970), (30, 83176), (37, 67440), (40, 62382), (48, 51985), (60, 41588), (74, 33720), (80, 31191), (111, 22480), (120, 20794), (148, 16860), (185, 13488), (222, 11240), (240, 10397), (281, 8880), (296, 8430), (370, 6744), (444, 5620), (555, 4496), (562, 4440), (592, 4215), (740, 3372), (843, 2960), (888, 2810), (1110, 2248), (1124, 2220), (1405, 1776), (1480, 1686)]