157257480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:679

約数の個数: 128

約数和(自身を含む): 503729280

約数和(自身を除く): 346471800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 157, 170, 204, 255, 314, 340, 408, 471, 491, 510, 628, 680, 785, 942, 982, 1020, 1256, 1473, 1570, 1884, 1964, 2040, 2355, 2455, 2669, 2946, 3140, 3768, 3928, 4710, 4910, 5338, 5892, 6280, 7365, 8007, 8347, 9420, 9820, 10676, 11784, 13345, 14730, 16014, 16694, 18840, 19640, 21352, 25041, 26690, 29460, 32028, 33388, 40035, 41735, 50082, 53380, 58920, 64056, 66776, 77087, 80070, 83470, 100164, 106760, 125205, 154174, 160140, 166940, 200328, 231261, 250410, 308348, 320280, 333880, 385435, 462522, 500820, 616696, 770870, 925044, 1001640, 1156305, 1310479, 1541740, 1850088, 2312610, 2620958, 3083480, 3931437, 4625220, 5241916, 6552395, 7862874, 9250440, 10483832, 13104790, 15725748, 19657185, 26209580, 31451496, 39314370, 52419160, 78628740, 157257480]

約数ペア:

[(1, 157257480), (2, 78628740), (3, 52419160), (4, 39314370), (5, 31451496), (6, 26209580), (8, 19657185), (10, 15725748), (12, 13104790), (15, 10483832), (17, 9250440), (20, 7862874), (24, 6552395), (30, 5241916), (34, 4625220), (40, 3931437), (51, 3083480), (60, 2620958), (68, 2312610), (85, 1850088), (102, 1541740), (120, 1310479), (136, 1156305), (157, 1001640), (170, 925044), (204, 770870), (255, 616696), (314, 500820), (340, 462522), (408, 385435), (471, 333880), (491, 320280), (510, 308348), (628, 250410), (680, 231261), (785, 200328), (942, 166940), (982, 160140), (1020, 154174), (1256, 125205), (1473, 106760), (1570, 100164), (1884, 83470), (1964, 80070), (2040, 77087), (2355, 66776), (2455, 64056), (2669, 58920), (2946, 53380), (3140, 50082), (3768, 41735), (3928, 40035), (4710, 33388), (4910, 32028), (5338, 29460), (5892, 26690), (6280, 25041), (7365, 21352), (8007, 19640), (8347, 18840), (9420, 16694), (9820, 16014), (10676, 14730), (11784, 13345)]