450438560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19687}}^1$

素因数の和:19726

約数の個数: 96

約数和(自身を含む): 1250266752

約数和(自身を除く): 799828192

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 352, 416, 440, 520, 572, 715, 880, 1040, 1144, 1430, 1760, 2080, 2288, 2860, 4576, 5720, 11440, 19687, 22880, 39374, 78748, 98435, 157496, 196870, 216557, 255931, 314992, 393740, 433114, 511862, 629984, 787480, 866228, 1023724, 1082785, 1279655, 1574960, 1732456, 2047448, 2165570, 2559310, 2815241, 3149920, 3464912, 4094896, 4331140, 5118620, 5630482, 6929824, 8189792, 8662280, 10237240, 11260964, 14076205, 17324560, 20474480, 22521928, 28152410, 34649120, 40948960, 45043856, 56304820, 90087712, 112609640, 225219280, 450438560]

約数ペア:

[(1, 450438560), (2, 225219280), (4, 112609640), (5, 90087712), (8, 56304820), (10, 45043856), (11, 40948960), (13, 34649120), (16, 28152410), (20, 22521928), (22, 20474480), (26, 17324560), (32, 14076205), (40, 11260964), (44, 10237240), (52, 8662280), (55, 8189792), (65, 6929824), (80, 5630482), (88, 5118620), (104, 4331140), (110, 4094896), (130, 3464912), (143, 3149920), (160, 2815241), (176, 2559310), (208, 2165570), (220, 2047448), (260, 1732456), (286, 1574960), (352, 1279655), (416, 1082785), (440, 1023724), (520, 866228), (572, 787480), (715, 629984), (880, 511862), (1040, 433114), (1144, 393740), (1430, 314992), (1760, 255931), (2080, 216557), (2288, 196870), (2860, 157496), (4576, 98435), (5720, 78748), (11440, 39374), (19687, 22880)]