253034120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:267

約数の個数: 128

約数和(自身を含む): 631605600

約数和(自身を除く): 378571480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 89, 113, 136, 148, 170, 178, 185, 226, 296, 340, 356, 370, 445, 452, 565, 629, 680, 712, 740, 890, 904, 1130, 1258, 1480, 1513, 1780, 1921, 2260, 2516, 3026, 3145, 3293, 3560, 3842, 4181, 4520, 5032, 6052, 6290, 6586, 7565, 7684, 8362, 9605, 10057, 12104, 12580, 13172, 15130, 15368, 16465, 16724, 19210, 20114, 20905, 25160, 26344, 30260, 32930, 33448, 38420, 40228, 41810, 50285, 55981, 60520, 65860, 71077, 76840, 80456, 83620, 100570, 111962, 131720, 142154, 167240, 170969, 201140, 223924, 279905, 284308, 341938, 355385, 372109, 402280, 447848, 559810, 568616, 683876, 710770, 744218, 854845, 1119620, 1367752, 1421540, 1488436, 1709690, 1860545, 2239240, 2843080, 2976872, 3419380, 3721090, 6325853, 6838760, 7442180, 12651706, 14884360, 25303412, 31629265, 50606824, 63258530, 126517060, 253034120]

約数ペア:

[(1, 253034120), (2, 126517060), (4, 63258530), (5, 50606824), (8, 31629265), (10, 25303412), (17, 14884360), (20, 12651706), (34, 7442180), (37, 6838760), (40, 6325853), (68, 3721090), (74, 3419380), (85, 2976872), (89, 2843080), (113, 2239240), (136, 1860545), (148, 1709690), (170, 1488436), (178, 1421540), (185, 1367752), (226, 1119620), (296, 854845), (340, 744218), (356, 710770), (370, 683876), (445, 568616), (452, 559810), (565, 447848), (629, 402280), (680, 372109), (712, 355385), (740, 341938), (890, 284308), (904, 279905), (1130, 223924), (1258, 201140), (1480, 170969), (1513, 167240), (1780, 142154), (1921, 131720), (2260, 111962), (2516, 100570), (3026, 83620), (3145, 80456), (3293, 76840), (3560, 71077), (3842, 65860), (4181, 60520), (4520, 55981), (5032, 50285), (6052, 41810), (6290, 40228), (6586, 38420), (7565, 33448), (7684, 32930), (8362, 30260), (9605, 26344), (10057, 25160), (12104, 20905), (12580, 20114), (13172, 19210), (15130, 16724), (15368, 16465)]