1397242560

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{207923}}^1$

素因数の和:207950

約数の個数: 112

約数和(自身を含む): 5070018816

約数和(自身を除く): 3672776256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 207923, 415846, 623769, 831692, 1039615, 1247538, 1455461, 1663384, 2079230, 2495076, 2910922, 3118845, 3326768, 4158460, 4366383, 4990152, 5821844, 6237690, 6653536, 7277305, 8316920, 8732766, 9980304, 11643688, 12475380, 13307072, 14554610, 16633840, 17465532, 19960608, 21831915, 23287376, 24950760, 29109220, 33267680, 34931064, 39921216, 43663830, 46574752, 49901520, 58218440, 66535360, 69862128, 87327660, 93149504, 99803040, 116436880, 139724256, 174655320, 199606080, 232873760, 279448512, 349310640, 465747520, 698621280, 1397242560]

約数ペア:

[(1, 1397242560), (2, 698621280), (3, 465747520), (4, 349310640), (5, 279448512), (6, 232873760), (7, 199606080), (8, 174655320), (10, 139724256), (12, 116436880), (14, 99803040), (15, 93149504), (16, 87327660), (20, 69862128), (21, 66535360), (24, 58218440), (28, 49901520), (30, 46574752), (32, 43663830), (35, 39921216), (40, 34931064), (42, 33267680), (48, 29109220), (56, 24950760), (60, 23287376), (64, 21831915), (70, 19960608), (80, 17465532), (84, 16633840), (96, 14554610), (105, 13307072), (112, 12475380), (120, 11643688), (140, 9980304), (160, 8732766), (168, 8316920), (192, 7277305), (210, 6653536), (224, 6237690), (240, 5821844), (280, 4990152), (320, 4366383), (336, 4158460), (420, 3326768), (448, 3118845), (480, 2910922), (560, 2495076), (672, 2079230), (840, 1663384), (960, 1455461), (1120, 1247538), (1344, 1039615), (1680, 831692), (2240, 623769), (3360, 415846), (6720, 207923)]