130781340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:652

約数の個数: 144

約数和(自身を含む): 426142080

約数和(自身を除く): 295360740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 79, 85, 90, 102, 153, 158, 170, 180, 204, 237, 255, 306, 316, 340, 395, 474, 510, 541, 612, 711, 765, 790, 948, 1020, 1082, 1185, 1343, 1422, 1530, 1580, 1623, 2164, 2370, 2686, 2705, 2844, 3060, 3246, 3555, 4029, 4740, 4869, 5372, 5410, 6492, 6715, 7110, 8058, 8115, 9197, 9738, 10820, 12087, 13430, 14220, 16116, 16230, 18394, 19476, 20145, 24174, 24345, 26860, 27591, 32460, 36788, 40290, 42739, 45985, 48348, 48690, 55182, 60435, 80580, 82773, 85478, 91970, 97380, 110364, 120870, 128217, 137955, 165546, 170956, 183940, 213695, 241740, 256434, 275910, 331092, 384651, 413865, 427390, 512868, 551820, 641085, 726563, 769302, 827730, 854780, 1282170, 1453126, 1538604, 1655460, 1923255, 2179689, 2564340, 2906252, 3632815, 3846510, 4359378, 6539067, 7265630, 7693020, 8718756, 10898445, 13078134, 14531260, 21796890, 26156268, 32695335, 43593780, 65390670, 130781340]

約数ペア:

[(1, 130781340), (2, 65390670), (3, 43593780), (4, 32695335), (5, 26156268), (6, 21796890), (9, 14531260), (10, 13078134), (12, 10898445), (15, 8718756), (17, 7693020), (18, 7265630), (20, 6539067), (30, 4359378), (34, 3846510), (36, 3632815), (45, 2906252), (51, 2564340), (60, 2179689), (68, 1923255), (79, 1655460), (85, 1538604), (90, 1453126), (102, 1282170), (153, 854780), (158, 827730), (170, 769302), (180, 726563), (204, 641085), (237, 551820), (255, 512868), (306, 427390), (316, 413865), (340, 384651), (395, 331092), (474, 275910), (510, 256434), (541, 241740), (612, 213695), (711, 183940), (765, 170956), (790, 165546), (948, 137955), (1020, 128217), (1082, 120870), (1185, 110364), (1343, 97380), (1422, 91970), (1530, 85478), (1580, 82773), (1623, 80580), (2164, 60435), (2370, 55182), (2686, 48690), (2705, 48348), (2844, 45985), (3060, 42739), (3246, 40290), (3555, 36788), (4029, 32460), (4740, 27591), (4869, 26860), (5372, 24345), (5410, 24174), (6492, 20145), (6715, 19476), (7110, 18394), (8058, 16230), (8115, 16116), (9197, 14220), (9738, 13430), (10820, 12087)]