781628760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197381}}^1$

素因数の和:197409

約数の個数: 96

約数和(自身を含む): 2771243280

約数和(自身を除く): 1989614520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 197381, 394762, 592143, 789524, 986905, 1184286, 1579048, 1776429, 1973810, 2171191, 2368572, 2960715, 3552858, 3947620, 4342382, 4737144, 5921430, 6513573, 7105716, 7895240, 8684764, 8882145, 10855955, 11842860, 13027146, 14211432, 17369528, 17764290, 19540719, 21711910, 23685720, 26054292, 32567865, 35528580, 39081438, 43423820, 52108584, 65135730, 71057160, 78162876, 86847640, 97703595, 130271460, 156325752, 195407190, 260542920, 390814380, 781628760]

約数ペア:

[(1, 781628760), (2, 390814380), (3, 260542920), (4, 195407190), (5, 156325752), (6, 130271460), (8, 97703595), (9, 86847640), (10, 78162876), (11, 71057160), (12, 65135730), (15, 52108584), (18, 43423820), (20, 39081438), (22, 35528580), (24, 32567865), (30, 26054292), (33, 23685720), (36, 21711910), (40, 19540719), (44, 17764290), (45, 17369528), (55, 14211432), (60, 13027146), (66, 11842860), (72, 10855955), (88, 8882145), (90, 8684764), (99, 7895240), (110, 7105716), (120, 6513573), (132, 5921430), (165, 4737144), (180, 4342382), (198, 3947620), (220, 3552858), (264, 2960715), (330, 2368572), (360, 2171191), (396, 1973810), (440, 1776429), (495, 1579048), (660, 1184286), (792, 986905), (990, 789524), (1320, 592143), (1980, 394762), (3960, 197381)]