19981103040

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{54629}}^1$

素因数の和:54779

約数の個数: 168

約数和(自身を含む): 69269091840

約数和(自身を除く): 49287988800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 127, 144, 160, 180, 192, 240, 254, 288, 320, 360, 381, 480, 508, 576, 635, 720, 762, 960, 1016, 1143, 1270, 1440, 1524, 1905, 2032, 2286, 2540, 2880, 3048, 3810, 4064, 4572, 5080, 5715, 6096, 7620, 8128, 9144, 10160, 11430, 12192, 15240, 18288, 20320, 22860, 24384, 30480, 36576, 40640, 45720, 54629, 60960, 73152, 91440, 109258, 121920, 163887, 182880, 218516, 273145, 327774, 365760, 437032, 491661, 546290, 655548, 819435, 874064, 983322, 1092580, 1311096, 1638870, 1748128, 1966644, 2185160, 2458305, 2622192, 3277740, 3496256, 3933288, 4370320, 4916610, 5244384, 6555480, 6937883, 7866576, 8740640, 9833220, 10488768, 13110960, 13875766, 15733152, 17481280, 19666440, 20813649, 26221920, 27751532, 31466304, 34689415, 39332880, 41627298, 52443840, 55503064, 62440947, 69378830, 78665760, 83254596, 104068245, 111006128, 124881894, 138757660, 157331520, 166509192, 208136490, 222012256, 249763788, 277515320, 312204735, 333018384, 416272980, 444024512, 499527576, 555030640, 624409470, 666036768, 832545960, 999055152, 1110061280, 1248818940, 1332073536, 1665091920, 1998110304, 2220122560, 2497637880, 3330183840, 3996220608, 4995275760, 6660367680, 9990551520, 19981103040]

約数ペア:

[(1, 19981103040), (2, 9990551520), (3, 6660367680), (4, 4995275760), (5, 3996220608), (6, 3330183840), (8, 2497637880), (9, 2220122560), (10, 1998110304), (12, 1665091920), (15, 1332073536), (16, 1248818940), (18, 1110061280), (20, 999055152), (24, 832545960), (30, 666036768), (32, 624409470), (36, 555030640), (40, 499527576), (45, 444024512), (48, 416272980), (60, 333018384), (64, 312204735), (72, 277515320), (80, 249763788), (90, 222012256), (96, 208136490), (120, 166509192), (127, 157331520), (144, 138757660), (160, 124881894), (180, 111006128), (192, 104068245), (240, 83254596), (254, 78665760), (288, 69378830), (320, 62440947), (360, 55503064), (381, 52443840), (480, 41627298), (508, 39332880), (576, 34689415), (635, 31466304), (720, 27751532), (762, 26221920), (960, 20813649), (1016, 19666440), (1143, 17481280), (1270, 15733152), (1440, 13875766), (1524, 13110960), (1905, 10488768), (2032, 9833220), (2286, 8740640), (2540, 7866576), (2880, 6937883), (3048, 6555480), (3810, 5244384), (4064, 4916610), (4572, 4370320), (5080, 3933288), (5715, 3496256), (6096, 3277740), (7620, 2622192), (8128, 2458305), (9144, 2185160), (10160, 1966644), (11430, 1748128), (12192, 1638870), (15240, 1311096), (18288, 1092580), (20320, 983322), (22860, 874064), (24384, 819435), (30480, 655548), (36576, 546290), (40640, 491661), (45720, 437032), (54629, 365760), (60960, 327774), (73152, 273145), (91440, 218516), (109258, 182880), (121920, 163887)]