288945580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:536

約数の個数: 144

約数和(自身を含む): 784542528

約数和(自身を除く): 495596948

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 37, 44, 55, 70, 74, 77, 110, 121, 140, 148, 154, 185, 220, 242, 259, 308, 370, 385, 407, 461, 484, 518, 605, 740, 770, 814, 847, 922, 1036, 1210, 1295, 1540, 1628, 1694, 1844, 2035, 2305, 2420, 2590, 2849, 3227, 3388, 4070, 4235, 4477, 4610, 5071, 5180, 5698, 6454, 8140, 8470, 8954, 9220, 10142, 11396, 12908, 14245, 16135, 16940, 17057, 17908, 20284, 22385, 25355, 28490, 31339, 32270, 34114, 35497, 44770, 50710, 55781, 56980, 62678, 64540, 68228, 70994, 85285, 89540, 101420, 111562, 119399, 125356, 141988, 156695, 170570, 177485, 187627, 223124, 238798, 278905, 313390, 341140, 354970, 375254, 390467, 477596, 557810, 596995, 626780, 709940, 750508, 780934, 938135, 1115620, 1193990, 1313389, 1561868, 1876270, 1952335, 2063897, 2387980, 2626778, 3752540, 3904670, 4127794, 5253556, 6566945, 7809340, 8255588, 10319485, 13133890, 14447279, 20638970, 26267780, 28894558, 41277940, 57789116, 72236395, 144472790, 288945580]

約数ペア:

[(1, 288945580), (2, 144472790), (4, 72236395), (5, 57789116), (7, 41277940), (10, 28894558), (11, 26267780), (14, 20638970), (20, 14447279), (22, 13133890), (28, 10319485), (35, 8255588), (37, 7809340), (44, 6566945), (55, 5253556), (70, 4127794), (74, 3904670), (77, 3752540), (110, 2626778), (121, 2387980), (140, 2063897), (148, 1952335), (154, 1876270), (185, 1561868), (220, 1313389), (242, 1193990), (259, 1115620), (308, 938135), (370, 780934), (385, 750508), (407, 709940), (461, 626780), (484, 596995), (518, 557810), (605, 477596), (740, 390467), (770, 375254), (814, 354970), (847, 341140), (922, 313390), (1036, 278905), (1210, 238798), (1295, 223124), (1540, 187627), (1628, 177485), (1694, 170570), (1844, 156695), (2035, 141988), (2305, 125356), (2420, 119399), (2590, 111562), (2849, 101420), (3227, 89540), (3388, 85285), (4070, 70994), (4235, 68228), (4477, 64540), (4610, 62678), (5071, 56980), (5180, 55781), (5698, 50710), (6454, 44770), (8140, 35497), (8470, 34114), (8954, 32270), (9220, 31339), (10142, 28490), (11396, 25355), (12908, 22385), (14245, 20284), (16135, 17908), (16940, 17057)]