260486512

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 160

約数和(自身を含む): 648333504

約数和(自身を除く): 387846992

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 37, 44, 52, 68, 74, 88, 104, 136, 143, 148, 176, 181, 187, 208, 221, 272, 286, 296, 362, 374, 407, 442, 481, 572, 592, 629, 724, 748, 814, 884, 962, 1144, 1258, 1448, 1496, 1628, 1768, 1924, 1991, 2288, 2353, 2431, 2516, 2896, 2992, 3077, 3256, 3536, 3848, 3982, 4706, 4862, 5032, 5291, 6154, 6512, 6697, 6919, 7696, 7964, 8177, 9412, 9724, 10064, 10582, 12308, 13394, 13838, 15928, 16354, 18824, 19448, 21164, 24616, 25883, 26788, 27676, 31856, 32708, 33847, 37648, 38896, 40001, 42328, 49232, 51766, 53576, 55352, 65416, 67694, 73667, 80002, 84656, 87061, 89947, 103532, 107152, 110704, 113849, 130832, 135388, 147334, 160004, 174122, 179894, 207064, 227698, 270776, 294668, 320008, 348244, 359788, 414128, 440011, 455396, 541552, 589336, 640016, 696488, 719576, 880022, 910792, 957671, 1178672, 1252339, 1392976, 1439152, 1480037, 1760044, 1821584, 1915342, 2504678, 2960074, 3520088, 3830684, 5009356, 5920148, 7040176, 7661368, 10018712, 11840296, 15322736, 16280407, 20037424, 23680592, 32560814, 65121628, 130243256, 260486512]

約数ペア:

[(1, 260486512), (2, 130243256), (4, 65121628), (8, 32560814), (11, 23680592), (13, 20037424), (16, 16280407), (17, 15322736), (22, 11840296), (26, 10018712), (34, 7661368), (37, 7040176), (44, 5920148), (52, 5009356), (68, 3830684), (74, 3520088), (88, 2960074), (104, 2504678), (136, 1915342), (143, 1821584), (148, 1760044), (176, 1480037), (181, 1439152), (187, 1392976), (208, 1252339), (221, 1178672), (272, 957671), (286, 910792), (296, 880022), (362, 719576), (374, 696488), (407, 640016), (442, 589336), (481, 541552), (572, 455396), (592, 440011), (629, 414128), (724, 359788), (748, 348244), (814, 320008), (884, 294668), (962, 270776), (1144, 227698), (1258, 207064), (1448, 179894), (1496, 174122), (1628, 160004), (1768, 147334), (1924, 135388), (1991, 130832), (2288, 113849), (2353, 110704), (2431, 107152), (2516, 103532), (2896, 89947), (2992, 87061), (3077, 84656), (3256, 80002), (3536, 73667), (3848, 67694), (3982, 65416), (4706, 55352), (4862, 53576), (5032, 51766), (5291, 49232), (6154, 42328), (6512, 40001), (6697, 38896), (6919, 37648), (7696, 33847), (7964, 32708), (8177, 31856), (9412, 27676), (9724, 26788), (10064, 25883), (10582, 24616), (12308, 21164), (13394, 19448), (13838, 18824), (15928, 16354)]