155210240

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3191}}^1$

素因数の和:3233

約数の個数: 80

約数和(自身を含む): 391849920

約数和(自身を除く): 236639680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 2432, 2560, 3040, 3191, 4864, 6080, 6382, 9728, 12160, 12764, 15955, 24320, 25528, 31910, 48640, 51056, 60629, 63820, 102112, 121258, 127640, 204224, 242516, 255280, 303145, 408448, 485032, 510560, 606290, 816896, 970064, 1021120, 1212580, 1633792, 1940128, 2042240, 2425160, 3880256, 4084480, 4850320, 7760512, 8168960, 9700640, 15521024, 19401280, 31042048, 38802560, 77605120, 155210240]

約数ペア:

[(1, 155210240), (2, 77605120), (4, 38802560), (5, 31042048), (8, 19401280), (10, 15521024), (16, 9700640), (19, 8168960), (20, 7760512), (32, 4850320), (38, 4084480), (40, 3880256), (64, 2425160), (76, 2042240), (80, 1940128), (95, 1633792), (128, 1212580), (152, 1021120), (160, 970064), (190, 816896), (256, 606290), (304, 510560), (320, 485032), (380, 408448), (512, 303145), (608, 255280), (640, 242516), (760, 204224), (1216, 127640), (1280, 121258), (1520, 102112), (2432, 63820), (2560, 60629), (3040, 51056), (3191, 48640), (4864, 31910), (6080, 25528), (6382, 24320), (9728, 15955), (12160, 12764)]