21387116800

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{569}}^1\times {\mathrm{839}}^1$

素因数の和:1441

約数の個数: 216

約数和(自身を含む): 60677366400

約数和(自身を除く): 39290249600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 256, 280, 320, 350, 400, 448, 560, 569, 640, 700, 800, 839, 896, 1120, 1138, 1280, 1400, 1600, 1678, 1792, 2240, 2276, 2800, 2845, 3200, 3356, 3983, 4195, 4480, 4552, 5600, 5690, 5873, 6400, 6712, 7966, 8390, 8960, 9104, 11200, 11380, 11746, 13424, 14225, 15932, 16780, 18208, 19915, 20975, 22400, 22760, 23492, 26848, 28450, 29365, 31864, 33560, 36416, 39830, 41950, 44800, 45520, 46984, 53696, 56900, 58730, 63728, 67120, 72832, 79660, 83900, 91040, 93968, 99575, 107392, 113800, 117460, 127456, 134240, 145664, 146825, 159320, 167800, 182080, 187936, 199150, 214784, 227600, 234920, 254912, 268480, 293650, 318640, 335600, 364160, 375872, 398300, 455200, 469840, 477391, 509824, 536960, 587300, 637280, 671200, 728320, 751744, 796600, 910400, 939680, 954782, 1019648, 1073920, 1174600, 1274560, 1342400, 1503488, 1593200, 1820800, 1879360, 1909564, 2349200, 2386955, 2549120, 2684800, 3186400, 3341737, 3641600, 3758720, 3819128, 4698400, 4773910, 5098240, 5369600, 6372800, 6683474, 7517440, 7638256, 9396800, 9547820, 11934775, 12745600, 13366948, 15276512, 16708685, 18793600, 19095640, 23869550, 25491200, 26733896, 30553024, 33417370, 37587200, 38191280, 47739100, 53467792, 61106048, 66834740, 76382560, 83543425, 95478200, 106935584, 122212096, 133669480, 152765120, 167086850, 190956400, 213871168, 267338960, 305530240, 334173700, 381912800, 427742336, 534677920, 611060480, 668347400, 763825600, 855484672, 1069355840, 1336694800, 1527651200, 2138711680, 2673389600, 3055302400, 4277423360, 5346779200, 10693558400, 21387116800]

約数ペア:

[(1, 21387116800), (2, 10693558400), (4, 5346779200), (5, 4277423360), (7, 3055302400), (8, 2673389600), (10, 2138711680), (14, 1527651200), (16, 1336694800), (20, 1069355840), (25, 855484672), (28, 763825600), (32, 668347400), (35, 611060480), (40, 534677920), (50, 427742336), (56, 381912800), (64, 334173700), (70, 305530240), (80, 267338960), (100, 213871168), (112, 190956400), (128, 167086850), (140, 152765120), (160, 133669480), (175, 122212096), (200, 106935584), (224, 95478200), (256, 83543425), (280, 76382560), (320, 66834740), (350, 61106048), (400, 53467792), (448, 47739100), (560, 38191280), (569, 37587200), (640, 33417370), (700, 30553024), (800, 26733896), (839, 25491200), (896, 23869550), (1120, 19095640), (1138, 18793600), (1280, 16708685), (1400, 15276512), (1600, 13366948), (1678, 12745600), (1792, 11934775), (2240, 9547820), (2276, 9396800), (2800, 7638256), (2845, 7517440), (3200, 6683474), (3356, 6372800), (3983, 5369600), (4195, 5098240), (4480, 4773910), (4552, 4698400), (5600, 3819128), (5690, 3758720), (5873, 3641600), (6400, 3341737), (6712, 3186400), (7966, 2684800), (8390, 2549120), (8960, 2386955), (9104, 2349200), (11200, 1909564), (11380, 1879360), (11746, 1820800), (13424, 1593200), (14225, 1503488), (15932, 1342400), (16780, 1274560), (18208, 1174600), (19915, 1073920), (20975, 1019648), (22400, 954782), (22760, 939680), (23492, 910400), (26848, 796600), (28450, 751744), (29365, 728320), (31864, 671200), (33560, 637280), (36416, 587300), (39830, 536960), (41950, 509824), (44800, 477391), (45520, 469840), (46984, 455200), (53696, 398300), (56900, 375872), (58730, 364160), (63728, 335600), (67120, 318640), (72832, 293650), (79660, 268480), (83900, 254912), (91040, 234920), (93968, 227600), (99575, 214784), (107392, 199150), (113800, 187936), (117460, 182080), (127456, 167800), (134240, 159320), (145664, 146825)]