68888960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{15377}}^1$

素因数の和:15403

約数の個数: 64

約数和(自身を含む): 188226720

約数和(自身を除く): 119337760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 15377, 30754, 61508, 76885, 107639, 123016, 153770, 215278, 246032, 307540, 430556, 492064, 538195, 615080, 861112, 984128, 1076390, 1230160, 1722224, 1968256, 2152780, 2460320, 3444448, 4305560, 4920640, 6888896, 8611120, 9841280, 13777792, 17222240, 34444480, 68888960]

約数ペア:

[(1, 68888960), (2, 34444480), (4, 17222240), (5, 13777792), (7, 9841280), (8, 8611120), (10, 6888896), (14, 4920640), (16, 4305560), (20, 3444448), (28, 2460320), (32, 2152780), (35, 1968256), (40, 1722224), (56, 1230160), (64, 1076390), (70, 984128), (80, 861112), (112, 615080), (128, 538195), (140, 492064), (160, 430556), (224, 307540), (280, 246032), (320, 215278), (448, 153770), (560, 123016), (640, 107639), (896, 76885), (1120, 61508), (2240, 30754), (4480, 15377)]