120972800

素因数分解:

$2^9\times 5^2\times {\mathrm{13}}^1\times {\mathrm{727}}^1$

素因数の和:768

約数の個数: 120

約数和(自身を含む): 323218896

約数和(自身を除く): 202246096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 512, 520, 640, 650, 727, 800, 832, 1040, 1280, 1300, 1454, 1600, 1664, 2080, 2560, 2600, 2908, 3200, 3328, 3635, 4160, 5200, 5816, 6400, 6656, 7270, 8320, 9451, 10400, 11632, 12800, 14540, 16640, 18175, 18902, 20800, 23264, 29080, 33280, 36350, 37804, 41600, 46528, 47255, 58160, 72700, 75608, 83200, 93056, 94510, 116320, 145400, 151216, 166400, 186112, 189020, 232640, 236275, 290800, 302432, 372224, 378040, 465280, 472550, 581600, 604864, 756080, 930560, 945100, 1163200, 1209728, 1512160, 1861120, 1890200, 2326400, 2419456, 3024320, 3780400, 4652800, 4838912, 6048640, 7560800, 9305600, 12097280, 15121600, 24194560, 30243200, 60486400, 120972800]

約数ペア:

[(1, 120972800), (2, 60486400), (4, 30243200), (5, 24194560), (8, 15121600), (10, 12097280), (13, 9305600), (16, 7560800), (20, 6048640), (25, 4838912), (26, 4652800), (32, 3780400), (40, 3024320), (50, 2419456), (52, 2326400), (64, 1890200), (65, 1861120), (80, 1512160), (100, 1209728), (104, 1163200), (128, 945100), (130, 930560), (160, 756080), (200, 604864), (208, 581600), (256, 472550), (260, 465280), (320, 378040), (325, 372224), (400, 302432), (416, 290800), (512, 236275), (520, 232640), (640, 189020), (650, 186112), (727, 166400), (800, 151216), (832, 145400), (1040, 116320), (1280, 94510), (1300, 93056), (1454, 83200), (1600, 75608), (1664, 72700), (2080, 58160), (2560, 47255), (2600, 46528), (2908, 41600), (3200, 37804), (3328, 36350), (3635, 33280), (4160, 29080), (5200, 23264), (5816, 20800), (6400, 18902), (6656, 18175), (7270, 16640), (8320, 14540), (9451, 12800), (10400, 11632)]