20075571840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{79817}}^1$

素因数の和:79970

約数の個数: 128

約数和(自身を含む): 64480173120

約数和(自身を除く): 44404601280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 131, 160, 192, 240, 262, 320, 384, 393, 480, 524, 640, 655, 786, 960, 1048, 1310, 1572, 1920, 1965, 2096, 2620, 3144, 3930, 4192, 5240, 6288, 7860, 8384, 10480, 12576, 15720, 16768, 20960, 25152, 31440, 41920, 50304, 62880, 79817, 83840, 125760, 159634, 239451, 251520, 319268, 399085, 478902, 638536, 798170, 957804, 1197255, 1277072, 1596340, 1915608, 2394510, 2554144, 3192680, 3831216, 4789020, 5108288, 6385360, 7662432, 9578040, 10216576, 10456027, 12770720, 15324864, 19156080, 20912054, 25541440, 30649728, 31368081, 38312160, 41824108, 51082880, 52280135, 62736162, 76624320, 83648216, 104560270, 125472324, 153248640, 156840405, 167296432, 209120540, 250944648, 313680810, 334592864, 418241080, 501889296, 627361620, 669185728, 836482160, 1003778592, 1254723240, 1338371456, 1672964320, 2007557184, 2509446480, 3345928640, 4015114368, 5018892960, 6691857280, 10037785920, 20075571840]

約数ペア:

[(1, 20075571840), (2, 10037785920), (3, 6691857280), (4, 5018892960), (5, 4015114368), (6, 3345928640), (8, 2509446480), (10, 2007557184), (12, 1672964320), (15, 1338371456), (16, 1254723240), (20, 1003778592), (24, 836482160), (30, 669185728), (32, 627361620), (40, 501889296), (48, 418241080), (60, 334592864), (64, 313680810), (80, 250944648), (96, 209120540), (120, 167296432), (128, 156840405), (131, 153248640), (160, 125472324), (192, 104560270), (240, 83648216), (262, 76624320), (320, 62736162), (384, 52280135), (393, 51082880), (480, 41824108), (524, 38312160), (640, 31368081), (655, 30649728), (786, 25541440), (960, 20912054), (1048, 19156080), (1310, 15324864), (1572, 12770720), (1920, 10456027), (1965, 10216576), (2096, 9578040), (2620, 7662432), (3144, 6385360), (3930, 5108288), (4192, 4789020), (5240, 3831216), (6288, 3192680), (7860, 2554144), (8384, 2394510), (10480, 1915608), (12576, 1596340), (15720, 1277072), (16768, 1197255), (20960, 957804), (25152, 798170), (31440, 638536), (41920, 478902), (50304, 399085), (62880, 319268), (79817, 251520), (83840, 239451), (125760, 159634)]