71313998320

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1\times {\mathrm{643}}^1$

素因数の和:1203

約数の個数: 160

約数和(自身を含む): 172877060160

約数和(自身を除く): 101563061840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 89, 148, 178, 185, 296, 356, 370, 421, 445, 592, 643, 712, 740, 842, 890, 1286, 1424, 1480, 1684, 1780, 2105, 2572, 2960, 3215, 3293, 3368, 3560, 4210, 5144, 6430, 6586, 6736, 7120, 8420, 10288, 12860, 13172, 15577, 16465, 16840, 23791, 25720, 26344, 31154, 32930, 33680, 37469, 47582, 51440, 52688, 57227, 62308, 65860, 74938, 77885, 95164, 114454, 118955, 124616, 131720, 149876, 155770, 187345, 190328, 228908, 237910, 249232, 263440, 270703, 286135, 299752, 311540, 374690, 380656, 457816, 475820, 541406, 572270, 599504, 623080, 749380, 915632, 951640, 1082812, 1144540, 1246160, 1353515, 1386353, 1498760, 1903280, 2117399, 2165624, 2289080, 2707030, 2772706, 2997520, 4234798, 4331248, 4578160, 5414060, 5545412, 6931765, 8469596, 10016011, 10586995, 10828120, 11090824, 13863530, 16939192, 20032022, 21173990, 21656240, 22181648, 24092567, 27727060, 33878384, 40064044, 42347980, 48185134, 50080055, 55454120, 80128088, 84695960, 96370268, 100160110, 110908240, 120462835, 160256176, 169391920, 192740536, 200320220, 240925670, 385481072, 400640440, 481851340, 801280880, 891424979, 963702680, 1782849958, 1927405360, 3565699916, 4457124895, 7131399832, 8914249790, 14262799664, 17828499580, 35656999160, 71313998320]

約数ペア:

[(1, 71313998320), (2, 35656999160), (4, 17828499580), (5, 14262799664), (8, 8914249790), (10, 7131399832), (16, 4457124895), (20, 3565699916), (37, 1927405360), (40, 1782849958), (74, 963702680), (80, 891424979), (89, 801280880), (148, 481851340), (178, 400640440), (185, 385481072), (296, 240925670), (356, 200320220), (370, 192740536), (421, 169391920), (445, 160256176), (592, 120462835), (643, 110908240), (712, 100160110), (740, 96370268), (842, 84695960), (890, 80128088), (1286, 55454120), (1424, 50080055), (1480, 48185134), (1684, 42347980), (1780, 40064044), (2105, 33878384), (2572, 27727060), (2960, 24092567), (3215, 22181648), (3293, 21656240), (3368, 21173990), (3560, 20032022), (4210, 16939192), (5144, 13863530), (6430, 11090824), (6586, 10828120), (6736, 10586995), (7120, 10016011), (8420, 8469596), (10288, 6931765), (12860, 5545412), (13172, 5414060), (15577, 4578160), (16465, 4331248), (16840, 4234798), (23791, 2997520), (25720, 2772706), (26344, 2707030), (31154, 2289080), (32930, 2165624), (33680, 2117399), (37469, 1903280), (47582, 1498760), (51440, 1386353), (52688, 1353515), (57227, 1246160), (62308, 1144540), (65860, 1082812), (74938, 951640), (77885, 915632), (95164, 749380), (114454, 623080), (118955, 599504), (124616, 572270), (131720, 541406), (149876, 475820), (155770, 457816), (187345, 380656), (190328, 374690), (228908, 311540), (237910, 299752), (249232, 286135), (263440, 270703)]