20161986480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{2099}}^1\times {\mathrm{4447}}^1$

素因数の和:6568

約数の個数: 160

約数和(自身を含む): 69495552000

約数和(自身を除く): 49333565520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2099, 2160, 4198, 4447, 6297, 8396, 8894, 10495, 12594, 13341, 16792, 17788, 18891, 20990, 22235, 25188, 26682, 31485, 33584, 35576, 37782, 40023, 41980, 44470, 50376, 53364, 56673, 62970, 66705, 71152, 75564, 80046, 83960, 88940, 94455, 100752, 106728, 113346, 120069, 125940, 133410, 151128, 160092, 167920, 177880, 188910, 200115, 213456, 226692, 240138, 251880, 266820, 283365, 302256, 320184, 355760, 377820, 400230, 453384, 480276, 503760, 533640, 566730, 600345, 640368, 755640, 800460, 906768, 960552, 1067280, 1133460, 1200690, 1511280, 1600920, 1921104, 2266920, 2401380, 3201840, 4533840, 4802760, 9334253, 9605520, 18668506, 28002759, 37337012, 46671265, 56005518, 74674024, 84008277, 93342530, 112011036, 140013795, 149348048, 168016554, 186685060, 224022072, 252024831, 280027590, 336033108, 373370120, 420041385, 448044144, 504049662, 560055180, 672066216, 746740240, 840082770, 1008099324, 1120110360, 1260124155, 1344132432, 1680165540, 2016198648, 2240220720, 2520248310, 3360331080, 4032397296, 5040496620, 6720662160, 10080993240, 20161986480]

約数ペア:

[(1, 20161986480), (2, 10080993240), (3, 6720662160), (4, 5040496620), (5, 4032397296), (6, 3360331080), (8, 2520248310), (9, 2240220720), (10, 2016198648), (12, 1680165540), (15, 1344132432), (16, 1260124155), (18, 1120110360), (20, 1008099324), (24, 840082770), (27, 746740240), (30, 672066216), (36, 560055180), (40, 504049662), (45, 448044144), (48, 420041385), (54, 373370120), (60, 336033108), (72, 280027590), (80, 252024831), (90, 224022072), (108, 186685060), (120, 168016554), (135, 149348048), (144, 140013795), (180, 112011036), (216, 93342530), (240, 84008277), (270, 74674024), (360, 56005518), (432, 46671265), (540, 37337012), (720, 28002759), (1080, 18668506), (2099, 9605520), (2160, 9334253), (4198, 4802760), (4447, 4533840), (6297, 3201840), (8396, 2401380), (8894, 2266920), (10495, 1921104), (12594, 1600920), (13341, 1511280), (16792, 1200690), (17788, 1133460), (18891, 1067280), (20990, 960552), (22235, 906768), (25188, 800460), (26682, 755640), (31485, 640368), (33584, 600345), (35576, 566730), (37782, 533640), (40023, 503760), (41980, 480276), (44470, 453384), (50376, 400230), (53364, 377820), (56673, 355760), (62970, 320184), (66705, 302256), (71152, 283365), (75564, 266820), (80046, 251880), (83960, 240138), (88940, 226692), (94455, 213456), (100752, 200115), (106728, 188910), (113346, 177880), (120069, 167920), (125940, 160092), (133410, 151128)]