20639535360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{145267}}^1$

素因数の和:145328

約数の個数: 144

約数和(自身を含む): 67699536576

約数和(自身を除く): 47060001216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 256, 296, 320, 370, 384, 444, 480, 555, 592, 640, 740, 768, 888, 960, 1110, 1184, 1280, 1480, 1776, 1920, 2220, 2368, 2960, 3552, 3840, 4440, 4736, 5920, 7104, 8880, 9472, 11840, 14208, 17760, 23680, 28416, 35520, 47360, 71040, 142080, 145267, 290534, 435801, 581068, 726335, 871602, 1162136, 1452670, 1743204, 2179005, 2324272, 2905340, 3486408, 4358010, 4648544, 5374879, 5810680, 6972816, 8716020, 9297088, 10749758, 11621360, 13945632, 16124637, 17432040, 18594176, 21499516, 23242720, 26874395, 27891264, 32249274, 34864080, 37188352, 42999032, 46485440, 53748790, 55782528, 64498548, 69728160, 80623185, 85998064, 92970880, 107497580, 111565056, 128997096, 139456320, 161246370, 171996128, 185941760, 214995160, 257994192, 278912640, 322492740, 343992256, 429990320, 515988384, 557825280, 644985480, 687984512, 859980640, 1031976768, 1289970960, 1375969024, 1719961280, 2063953536, 2579941920, 3439922560, 4127907072, 5159883840, 6879845120, 10319767680, 20639535360]

約数ペア:

[(1, 20639535360), (2, 10319767680), (3, 6879845120), (4, 5159883840), (5, 4127907072), (6, 3439922560), (8, 2579941920), (10, 2063953536), (12, 1719961280), (15, 1375969024), (16, 1289970960), (20, 1031976768), (24, 859980640), (30, 687984512), (32, 644985480), (37, 557825280), (40, 515988384), (48, 429990320), (60, 343992256), (64, 322492740), (74, 278912640), (80, 257994192), (96, 214995160), (111, 185941760), (120, 171996128), (128, 161246370), (148, 139456320), (160, 128997096), (185, 111565056), (192, 107497580), (222, 92970880), (240, 85998064), (256, 80623185), (296, 69728160), (320, 64498548), (370, 55782528), (384, 53748790), (444, 46485440), (480, 42999032), (555, 37188352), (592, 34864080), (640, 32249274), (740, 27891264), (768, 26874395), (888, 23242720), (960, 21499516), (1110, 18594176), (1184, 17432040), (1280, 16124637), (1480, 13945632), (1776, 11621360), (1920, 10749758), (2220, 9297088), (2368, 8716020), (2960, 6972816), (3552, 5810680), (3840, 5374879), (4440, 4648544), (4736, 4358010), (5920, 3486408), (7104, 2905340), (8880, 2324272), (9472, 2179005), (11840, 1743204), (14208, 1452670), (17760, 1162136), (23680, 871602), (28416, 726335), (35520, 581068), (47360, 435801), (71040, 290534), (142080, 145267)]