198494640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{7451}}^1$

素因数の和:7507

約数の個数: 120

約数和(自身を含む): 684719568

約数和(自身を除く): 486224928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 222, 240, 296, 333, 360, 370, 444, 555, 592, 666, 720, 740, 888, 1110, 1332, 1480, 1665, 1776, 2220, 2664, 2960, 3330, 4440, 5328, 6660, 7451, 8880, 13320, 14902, 22353, 26640, 29804, 37255, 44706, 59608, 67059, 74510, 89412, 111765, 119216, 134118, 149020, 178824, 223530, 268236, 275687, 298040, 335295, 357648, 447060, 536472, 551374, 596080, 670590, 827061, 894120, 1072944, 1102748, 1341180, 1378435, 1654122, 1788240, 2205496, 2481183, 2682360, 2756870, 3308244, 4135305, 4410992, 4962366, 5364720, 5513740, 6616488, 8270610, 9924732, 11027480, 12405915, 13232976, 16541220, 19849464, 22054960, 24811830, 33082440, 39698928, 49623660, 66164880, 99247320, 198494640]

約数ペア:

[(1, 198494640), (2, 99247320), (3, 66164880), (4, 49623660), (5, 39698928), (6, 33082440), (8, 24811830), (9, 22054960), (10, 19849464), (12, 16541220), (15, 13232976), (16, 12405915), (18, 11027480), (20, 9924732), (24, 8270610), (30, 6616488), (36, 5513740), (37, 5364720), (40, 4962366), (45, 4410992), (48, 4135305), (60, 3308244), (72, 2756870), (74, 2682360), (80, 2481183), (90, 2205496), (111, 1788240), (120, 1654122), (144, 1378435), (148, 1341180), (180, 1102748), (185, 1072944), (222, 894120), (240, 827061), (296, 670590), (333, 596080), (360, 551374), (370, 536472), (444, 447060), (555, 357648), (592, 335295), (666, 298040), (720, 275687), (740, 268236), (888, 223530), (1110, 178824), (1332, 149020), (1480, 134118), (1665, 119216), (1776, 111765), (2220, 89412), (2664, 74510), (2960, 67059), (3330, 59608), (4440, 44706), (5328, 37255), (6660, 29804), (7451, 26640), (8880, 22353), (13320, 14902)]