243315691340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1\times {\mathrm{541}}^1\times {\mathrm{1013}}^1$

素因数の和:1923

約数の個数: 96

約数和(自身を含む): 520745621760

約数和(自身を除く): 277429930420

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 281, 316, 395, 541, 562, 790, 1013, 1082, 1124, 1405, 1580, 2026, 2164, 2705, 2810, 4052, 5065, 5410, 5620, 10130, 10820, 20260, 22199, 42739, 44398, 80027, 85478, 88796, 110995, 152021, 160054, 170956, 213695, 221990, 284653, 304042, 320108, 400135, 427390, 443980, 548033, 569306, 608084, 760105, 800270, 854780, 1096066, 1138612, 1423265, 1520210, 1600540, 2192132, 2740165, 2846530, 3040420, 5480330, 5693060, 10960660, 12009659, 22487587, 24019318, 43294607, 44975174, 48038636, 60048295, 86589214, 89950348, 112437935, 120096590, 153997273, 173178428, 216473035, 224875870, 240193180, 307994546, 432946070, 449751740, 615989092, 769986365, 865892140, 1539972730, 3079945460, 12165784567, 24331569134, 48663138268, 60828922835, 121657845670, 243315691340]

約数ペア:

[(1, 243315691340), (2, 121657845670), (4, 60828922835), (5, 48663138268), (10, 24331569134), (20, 12165784567), (79, 3079945460), (158, 1539972730), (281, 865892140), (316, 769986365), (395, 615989092), (541, 449751740), (562, 432946070), (790, 307994546), (1013, 240193180), (1082, 224875870), (1124, 216473035), (1405, 173178428), (1580, 153997273), (2026, 120096590), (2164, 112437935), (2705, 89950348), (2810, 86589214), (4052, 60048295), (5065, 48038636), (5410, 44975174), (5620, 43294607), (10130, 24019318), (10820, 22487587), (20260, 12009659), (22199, 10960660), (42739, 5693060), (44398, 5480330), (80027, 3040420), (85478, 2846530), (88796, 2740165), (110995, 2192132), (152021, 1600540), (160054, 1520210), (170956, 1423265), (213695, 1138612), (221990, 1096066), (284653, 854780), (304042, 800270), (320108, 760105), (400135, 608084), (427390, 569306), (443980, 548033)]