21010101600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{43991}}^1$

素因数の和:44213

約数の個数: 144

約数和(自身を含む): 68733100800

約数和(自身を除く): 47722999200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 199, 200, 240, 300, 398, 400, 480, 597, 600, 796, 800, 995, 1194, 1200, 1592, 1990, 2388, 2400, 2985, 3184, 3980, 4776, 4975, 5970, 6368, 7960, 9552, 9950, 11940, 14925, 15920, 19104, 19900, 23880, 29850, 31840, 39800, 43991, 47760, 59700, 79600, 87982, 95520, 119400, 131973, 159200, 175964, 219955, 238800, 263946, 351928, 439910, 477600, 527892, 659865, 703856, 879820, 1055784, 1099775, 1319730, 1407712, 1759640, 2111568, 2199550, 2639460, 3299325, 3519280, 4223136, 4399100, 5278920, 6598650, 7038560, 8754209, 8798200, 10557840, 13197300, 17508418, 17596400, 21115680, 26262627, 26394600, 35016836, 35192800, 43771045, 52525254, 52789200, 70033672, 87542090, 105050508, 105578400, 131313135, 140067344, 175084180, 210101016, 218855225, 262626270, 280134688, 350168360, 420202032, 437710450, 525252540, 656565675, 700336720, 840404064, 875420900, 1050505080, 1313131350, 1400673440, 1750841800, 2101010160, 2626262700, 3501683600, 4202020320, 5252525400, 7003367200, 10505050800, 21010101600]

約数ペア:

[(1, 21010101600), (2, 10505050800), (3, 7003367200), (4, 5252525400), (5, 4202020320), (6, 3501683600), (8, 2626262700), (10, 2101010160), (12, 1750841800), (15, 1400673440), (16, 1313131350), (20, 1050505080), (24, 875420900), (25, 840404064), (30, 700336720), (32, 656565675), (40, 525252540), (48, 437710450), (50, 420202032), (60, 350168360), (75, 280134688), (80, 262626270), (96, 218855225), (100, 210101016), (120, 175084180), (150, 140067344), (160, 131313135), (199, 105578400), (200, 105050508), (240, 87542090), (300, 70033672), (398, 52789200), (400, 52525254), (480, 43771045), (597, 35192800), (600, 35016836), (796, 26394600), (800, 26262627), (995, 21115680), (1194, 17596400), (1200, 17508418), (1592, 13197300), (1990, 10557840), (2388, 8798200), (2400, 8754209), (2985, 7038560), (3184, 6598650), (3980, 5278920), (4776, 4399100), (4975, 4223136), (5970, 3519280), (6368, 3299325), (7960, 2639460), (9552, 2199550), (9950, 2111568), (11940, 1759640), (14925, 1407712), (15920, 1319730), (19104, 1099775), (19900, 1055784), (23880, 879820), (29850, 703856), (31840, 659865), (39800, 527892), (43991, 477600), (47760, 439910), (59700, 351928), (79600, 263946), (87982, 238800), (95520, 219955), (119400, 175964), (131973, 159200)]