72784730016

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{20123}}^1$

素因数の和:20819

約数の個数: 144

約数和(自身を含む): 218215801440

約数和(自身を除く): 145431071424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 661, 684, 912, 1322, 1368, 1824, 1983, 2644, 2736, 3966, 5288, 5472, 5949, 7932, 10576, 11898, 12559, 15864, 20123, 21152, 23796, 25118, 31728, 37677, 40246, 47592, 50236, 60369, 63456, 75354, 80492, 95184, 100472, 113031, 120738, 150708, 160984, 181107, 190368, 200944, 226062, 241476, 301416, 321968, 362214, 382337, 401888, 452124, 482952, 602832, 643936, 724428, 764674, 904248, 965904, 1147011, 1205664, 1448856, 1529348, 1808496, 1931808, 2294022, 2897712, 3058696, 3441033, 3616992, 4588044, 5795424, 6117392, 6882066, 9176088, 12234784, 13301303, 13764132, 18352176, 26602606, 27528264, 36704352, 39903909, 53205212, 55056528, 79807818, 106410424, 110113056, 119711727, 159615636, 212820848, 239423454, 252724757, 319231272, 425641696, 478846908, 505449514, 638462544, 758174271, 957693816, 1010899028, 1276925088, 1516348542, 1915387632, 2021798056, 2274522813, 3032697084, 3830775264, 4043596112, 4549045626, 6065394168, 8087192224, 9098091252, 12130788336, 18196182504, 24261576672, 36392365008, 72784730016]

約数ペア:

[(1, 72784730016), (2, 36392365008), (3, 24261576672), (4, 18196182504), (6, 12130788336), (8, 9098091252), (9, 8087192224), (12, 6065394168), (16, 4549045626), (18, 4043596112), (19, 3830775264), (24, 3032697084), (32, 2274522813), (36, 2021798056), (38, 1915387632), (48, 1516348542), (57, 1276925088), (72, 1010899028), (76, 957693816), (96, 758174271), (114, 638462544), (144, 505449514), (152, 478846908), (171, 425641696), (228, 319231272), (288, 252724757), (304, 239423454), (342, 212820848), (456, 159615636), (608, 119711727), (661, 110113056), (684, 106410424), (912, 79807818), (1322, 55056528), (1368, 53205212), (1824, 39903909), (1983, 36704352), (2644, 27528264), (2736, 26602606), (3966, 18352176), (5288, 13764132), (5472, 13301303), (5949, 12234784), (7932, 9176088), (10576, 6882066), (11898, 6117392), (12559, 5795424), (15864, 4588044), (20123, 3616992), (21152, 3441033), (23796, 3058696), (25118, 2897712), (31728, 2294022), (37677, 1931808), (40246, 1808496), (47592, 1529348), (50236, 1448856), (60369, 1205664), (63456, 1147011), (75354, 965904), (80492, 904248), (95184, 764674), (100472, 724428), (113031, 643936), (120738, 602832), (150708, 482952), (160984, 452124), (181107, 401888), (190368, 382337), (200944, 362214), (226062, 321968), (241476, 301416)]