137777920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{15377}}^1$

素因数の和:15405

約数の個数: 72

約数和(自身を含む): 377191584

約数和(自身を除く): 239413664

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, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 15377, 30754, 61508, 76885, 107639, 123016, 153770, 215278, 246032, 307540, 430556, 492064, 538195, 615080, 861112, 984128, 1076390, 1230160, 1722224, 1968256, 2152780, 2460320, 3444448, 3936512, 4305560, 4920640, 6888896, 8611120, 9841280, 13777792, 17222240, 19682560, 27555584, 34444480, 68888960, 137777920]

約数ペア:

[(1, 137777920), (2, 68888960), (4, 34444480), (5, 27555584), (7, 19682560), (8, 17222240), (10, 13777792), (14, 9841280), (16, 8611120), (20, 6888896), (28, 4920640), (32, 4305560), (35, 3936512), (40, 3444448), (56, 2460320), (64, 2152780), (70, 1968256), (80, 1722224), (112, 1230160), (128, 1076390), (140, 984128), (160, 861112), (224, 615080), (256, 538195), (280, 492064), (320, 430556), (448, 307540), (560, 246032), (640, 215278), (896, 153770), (1120, 123016), (1280, 107639), (1792, 76885), (2240, 61508), (4480, 30754), (8960, 15377)]