220786720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17921}}^1$

素因数の和:17954

約数の個数: 96

約数和(自身を含む): 650353536

約数和(自身を除く): 429566816

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 12320, 17921, 35842, 71684, 89605, 125447, 143368, 179210, 197131, 250894, 286736, 358420, 394262, 501788, 573472, 627235, 716840, 788524, 985655, 1003576, 1254470, 1379917, 1433680, 1577048, 1971310, 2007152, 2508940, 2759834, 2867360, 3154096, 3942620, 4014304, 5017880, 5519668, 6308192, 6899585, 7885240, 10035760, 11039336, 13799170, 15770480, 20071520, 22078672, 27598340, 31540960, 44157344, 55196680, 110393360, 220786720]

約数ペア:

[(1, 220786720), (2, 110393360), (4, 55196680), (5, 44157344), (7, 31540960), (8, 27598340), (10, 22078672), (11, 20071520), (14, 15770480), (16, 13799170), (20, 11039336), (22, 10035760), (28, 7885240), (32, 6899585), (35, 6308192), (40, 5519668), (44, 5017880), (55, 4014304), (56, 3942620), (70, 3154096), (77, 2867360), (80, 2759834), (88, 2508940), (110, 2007152), (112, 1971310), (140, 1577048), (154, 1433680), (160, 1379917), (176, 1254470), (220, 1003576), (224, 985655), (280, 788524), (308, 716840), (352, 627235), (385, 573472), (440, 501788), (560, 394262), (616, 358420), (770, 286736), (880, 250894), (1120, 197131), (1232, 179210), (1540, 143368), (1760, 125447), (2464, 89605), (3080, 71684), (6160, 35842), (12320, 17921)]