19948447680

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{2968519}}^1$

素因数の和:2968546

約数の個数: 112

約数和(自身を含む): 72384391680

約数和(自身を除く): 52435944000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 2968519, 5937038, 8905557, 11874076, 14842595, 17811114, 20779633, 23748152, 29685190, 35622228, 41559266, 44527785, 47496304, 59370380, 62338899, 71244456, 83118532, 89055570, 94992608, 103898165, 118740760, 124677798, 142488912, 166237064, 178111140, 189985216, 207796330, 237481520, 249355596, 284977824, 311694495, 332474128, 356222280, 415592660, 474963040, 498711192, 569955648, 623388990, 664948256, 712444560, 831185320, 949926080, 997422384, 1246777980, 1329896512, 1424889120, 1662370640, 1994844768, 2493555960, 2849778240, 3324741280, 3989689536, 4987111920, 6649482560, 9974223840, 19948447680]

約数ペア:

[(1, 19948447680), (2, 9974223840), (3, 6649482560), (4, 4987111920), (5, 3989689536), (6, 3324741280), (7, 2849778240), (8, 2493555960), (10, 1994844768), (12, 1662370640), (14, 1424889120), (15, 1329896512), (16, 1246777980), (20, 997422384), (21, 949926080), (24, 831185320), (28, 712444560), (30, 664948256), (32, 623388990), (35, 569955648), (40, 498711192), (42, 474963040), (48, 415592660), (56, 356222280), (60, 332474128), (64, 311694495), (70, 284977824), (80, 249355596), (84, 237481520), (96, 207796330), (105, 189985216), (112, 178111140), (120, 166237064), (140, 142488912), (160, 124677798), (168, 118740760), (192, 103898165), (210, 94992608), (224, 89055570), (240, 83118532), (280, 71244456), (320, 62338899), (336, 59370380), (420, 47496304), (448, 44527785), (480, 41559266), (560, 35622228), (672, 29685190), (840, 23748152), (960, 20779633), (1120, 17811114), (1344, 14842595), (1680, 11874076), (2240, 8905557), (3360, 5937038), (6720, 2968519)]