20985301248

素因数分解:

$2^8\times 3^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{12517}}^1$

素因数の和:12632

約数の個数: 144

約数和(自身を含む): 58337885760

約数和(自身を除く): 37352584512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 59, 64, 74, 96, 111, 118, 128, 148, 177, 192, 222, 236, 256, 296, 354, 384, 444, 472, 592, 708, 768, 888, 944, 1184, 1416, 1776, 1888, 2183, 2368, 2832, 3552, 3776, 4366, 4736, 5664, 6549, 7104, 7552, 8732, 9472, 11328, 12517, 13098, 14208, 15104, 17464, 22656, 25034, 26196, 28416, 34928, 37551, 45312, 50068, 52392, 69856, 75102, 100136, 104784, 139712, 150204, 200272, 209568, 279424, 300408, 400544, 419136, 463129, 558848, 600816, 738503, 801088, 838272, 926258, 1201632, 1389387, 1477006, 1602176, 1676544, 1852516, 2215509, 2403264, 2778774, 2954012, 3204352, 3705032, 4431018, 4806528, 5557548, 5908024, 7410064, 8862036, 9613056, 11115096, 11816048, 14820128, 17724072, 22230192, 23632096, 27324611, 29640256, 35448144, 44460384, 47264192, 54649222, 59280512, 70896288, 81973833, 88920768, 94528384, 109298444, 118561024, 141792576, 163947666, 177841536, 189056768, 218596888, 283585152, 327895332, 355683072, 437193776, 567170304, 655790664, 874387552, 1311581328, 1748775104, 2623162656, 3497550208, 5246325312, 6995100416, 10492650624, 20985301248]

約数ペア:

[(1, 20985301248), (2, 10492650624), (3, 6995100416), (4, 5246325312), (6, 3497550208), (8, 2623162656), (12, 1748775104), (16, 1311581328), (24, 874387552), (32, 655790664), (37, 567170304), (48, 437193776), (59, 355683072), (64, 327895332), (74, 283585152), (96, 218596888), (111, 189056768), (118, 177841536), (128, 163947666), (148, 141792576), (177, 118561024), (192, 109298444), (222, 94528384), (236, 88920768), (256, 81973833), (296, 70896288), (354, 59280512), (384, 54649222), (444, 47264192), (472, 44460384), (592, 35448144), (708, 29640256), (768, 27324611), (888, 23632096), (944, 22230192), (1184, 17724072), (1416, 14820128), (1776, 11816048), (1888, 11115096), (2183, 9613056), (2368, 8862036), (2832, 7410064), (3552, 5908024), (3776, 5557548), (4366, 4806528), (4736, 4431018), (5664, 3705032), (6549, 3204352), (7104, 2954012), (7552, 2778774), (8732, 2403264), (9472, 2215509), (11328, 1852516), (12517, 1676544), (13098, 1602176), (14208, 1477006), (15104, 1389387), (17464, 1201632), (22656, 926258), (25034, 838272), (26196, 801088), (28416, 738503), (34928, 600816), (37551, 558848), (45312, 463129), (50068, 419136), (52392, 400544), (69856, 300408), (75102, 279424), (100136, 209568), (104784, 200272), (139712, 150204)]