1289055680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1459}}^1$

素因数の和:1738

約数の個数: 112

約数和(自身を含む): 3364260480

約数和(自身を除く): 2075204800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 251, 320, 352, 440, 502, 704, 880, 1004, 1255, 1459, 1760, 2008, 2510, 2761, 2918, 3520, 4016, 5020, 5522, 5836, 7295, 8032, 10040, 11044, 11672, 13805, 14590, 16049, 16064, 20080, 22088, 23344, 27610, 29180, 32098, 40160, 44176, 46688, 55220, 58360, 64196, 80245, 80320, 88352, 93376, 110440, 116720, 128392, 160490, 176704, 220880, 233440, 256784, 320980, 366209, 441760, 466880, 513568, 641960, 732418, 883520, 1027136, 1283920, 1464836, 1831045, 2567840, 2929672, 3662090, 4028299, 5135680, 5859344, 7324180, 8056598, 11718688, 14648360, 16113196, 20141495, 23437376, 29296720, 32226392, 40282990, 58593440, 64452784, 80565980, 117186880, 128905568, 161131960, 257811136, 322263920, 644527840, 1289055680]

約数ペア:

[(1, 1289055680), (2, 644527840), (4, 322263920), (5, 257811136), (8, 161131960), (10, 128905568), (11, 117186880), (16, 80565980), (20, 64452784), (22, 58593440), (32, 40282990), (40, 32226392), (44, 29296720), (55, 23437376), (64, 20141495), (80, 16113196), (88, 14648360), (110, 11718688), (160, 8056598), (176, 7324180), (220, 5859344), (251, 5135680), (320, 4028299), (352, 3662090), (440, 2929672), (502, 2567840), (704, 1831045), (880, 1464836), (1004, 1283920), (1255, 1027136), (1459, 883520), (1760, 732418), (2008, 641960), (2510, 513568), (2761, 466880), (2918, 441760), (3520, 366209), (4016, 320980), (5020, 256784), (5522, 233440), (5836, 220880), (7295, 176704), (8032, 160490), (10040, 128392), (11044, 116720), (11672, 110440), (13805, 93376), (14590, 88352), (16049, 80320), (16064, 80245), (20080, 64196), (22088, 58360), (23344, 55220), (27610, 46688), (29180, 44176), (32098, 40160)]