20233555440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{16987}}^1$

素因数の和:17719

約数の個数: 160

約数和(自身を含む): 71789928960

約数和(自身を除く): 51556373520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 709, 840, 1418, 1680, 2127, 2836, 3545, 4254, 4963, 5672, 7090, 8508, 9926, 10635, 11344, 14180, 14889, 16987, 17016, 19852, 21270, 24815, 28360, 29778, 33974, 34032, 39704, 42540, 49630, 50961, 56720, 59556, 67948, 74445, 79408, 84935, 85080, 99260, 101922, 118909, 119112, 135896, 148890, 169870, 170160, 198520, 203844, 237818, 238224, 254805, 271792, 297780, 339740, 356727, 397040, 407688, 475636, 509610, 594545, 595560, 679480, 713454, 815376, 951272, 1019220, 1189090, 1191120, 1358960, 1426908, 1783635, 1902544, 2038440, 2378180, 2853816, 3567270, 4076880, 4756360, 5707632, 7134540, 9512720, 12043783, 14269080, 24087566, 28538160, 36131349, 48175132, 60218915, 72262698, 84306481, 96350264, 120437830, 144525396, 168612962, 180656745, 192700528, 240875660, 252919443, 289050792, 337225924, 361313490, 421532405, 481751320, 505838886, 578101584, 674451848, 722626980, 843064810, 963502640, 1011677772, 1264597215, 1348903696, 1445253960, 1686129620, 2023355544, 2529194430, 2890507920, 3372259240, 4046711088, 5058388860, 6744518480, 10116777720, 20233555440]

約数ペア:

[(1, 20233555440), (2, 10116777720), (3, 6744518480), (4, 5058388860), (5, 4046711088), (6, 3372259240), (7, 2890507920), (8, 2529194430), (10, 2023355544), (12, 1686129620), (14, 1445253960), (15, 1348903696), (16, 1264597215), (20, 1011677772), (21, 963502640), (24, 843064810), (28, 722626980), (30, 674451848), (35, 578101584), (40, 505838886), (42, 481751320), (48, 421532405), (56, 361313490), (60, 337225924), (70, 289050792), (80, 252919443), (84, 240875660), (105, 192700528), (112, 180656745), (120, 168612962), (140, 144525396), (168, 120437830), (210, 96350264), (240, 84306481), (280, 72262698), (336, 60218915), (420, 48175132), (560, 36131349), (709, 28538160), (840, 24087566), (1418, 14269080), (1680, 12043783), (2127, 9512720), (2836, 7134540), (3545, 5707632), (4254, 4756360), (4963, 4076880), (5672, 3567270), (7090, 2853816), (8508, 2378180), (9926, 2038440), (10635, 1902544), (11344, 1783635), (14180, 1426908), (14889, 1358960), (16987, 1191120), (17016, 1189090), (19852, 1019220), (21270, 951272), (24815, 815376), (28360, 713454), (29778, 679480), (33974, 595560), (34032, 594545), (39704, 509610), (42540, 475636), (49630, 407688), (50961, 397040), (56720, 356727), (59556, 339740), (67948, 297780), (74445, 271792), (79408, 254805), (84935, 238224), (85080, 237818), (99260, 203844), (101922, 198520), (118909, 170160), (119112, 169870), (135896, 148890)]