213478400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:330

約数の個数: 132

約数和(自身を含む): 548268480

約数和(自身を除く): 334790080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 269, 310, 320, 400, 496, 512, 538, 620, 640, 775, 800, 992, 1024, 1076, 1240, 1280, 1345, 1550, 1600, 1984, 2152, 2480, 2560, 2690, 3100, 3200, 3968, 4304, 4960, 5120, 5380, 6200, 6400, 6725, 7936, 8339, 8608, 9920, 10760, 12400, 12800, 13450, 15872, 16678, 17216, 19840, 21520, 24800, 25600, 26900, 31744, 33356, 34432, 39680, 41695, 43040, 49600, 53800, 66712, 68864, 79360, 83390, 86080, 99200, 107600, 133424, 137728, 158720, 166780, 172160, 198400, 208475, 215200, 266848, 275456, 333560, 344320, 396800, 416950, 430400, 533696, 667120, 688640, 793600, 833900, 860800, 1067392, 1334240, 1377280, 1667800, 1721600, 2134784, 2668480, 3335600, 3443200, 4269568, 5336960, 6671200, 6886400, 8539136, 10673920, 13342400, 21347840, 26684800, 42695680, 53369600, 106739200, 213478400]

約数ペア:

[(1, 213478400), (2, 106739200), (4, 53369600), (5, 42695680), (8, 26684800), (10, 21347840), (16, 13342400), (20, 10673920), (25, 8539136), (31, 6886400), (32, 6671200), (40, 5336960), (50, 4269568), (62, 3443200), (64, 3335600), (80, 2668480), (100, 2134784), (124, 1721600), (128, 1667800), (155, 1377280), (160, 1334240), (200, 1067392), (248, 860800), (256, 833900), (269, 793600), (310, 688640), (320, 667120), (400, 533696), (496, 430400), (512, 416950), (538, 396800), (620, 344320), (640, 333560), (775, 275456), (800, 266848), (992, 215200), (1024, 208475), (1076, 198400), (1240, 172160), (1280, 166780), (1345, 158720), (1550, 137728), (1600, 133424), (1984, 107600), (2152, 99200), (2480, 86080), (2560, 83390), (2690, 79360), (3100, 68864), (3200, 66712), (3968, 53800), (4304, 49600), (4960, 43040), (5120, 41695), (5380, 39680), (6200, 34432), (6400, 33356), (6725, 31744), (7936, 26900), (8339, 25600), (8608, 24800), (9920, 21520), (10760, 19840), (12400, 17216), (12800, 16678), (13450, 15872)]