156784128380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{101359}}^1$

素因数の和:101547

約数の個数: 96

約数和(自身を含む): 367815168000

約数和(自身を除く): 211031039620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 89, 110, 158, 178, 220, 316, 356, 395, 445, 790, 869, 890, 979, 1580, 1738, 1780, 1958, 3476, 3916, 4345, 4895, 7031, 8690, 9790, 14062, 17380, 19580, 28124, 35155, 70310, 77341, 101359, 140620, 154682, 202718, 309364, 386705, 405436, 506795, 773410, 1013590, 1114949, 1546820, 2027180, 2229898, 4459796, 5574745, 8007361, 9020951, 11149490, 16014722, 18041902, 22298980, 32029444, 36083804, 40036805, 45104755, 80073610, 88080971, 90209510, 99230461, 160147220, 176161942, 180419020, 198460922, 352323884, 396921844, 440404855, 496152305, 712655129, 880809710, 992304610, 1425310258, 1761619420, 1984609220, 2850620516, 3563275645, 7126551290, 7839206419, 14253102580, 15678412838, 31356825676, 39196032095, 78392064190, 156784128380]

約数ペア:

[(1, 156784128380), (2, 78392064190), (4, 39196032095), (5, 31356825676), (10, 15678412838), (11, 14253102580), (20, 7839206419), (22, 7126551290), (44, 3563275645), (55, 2850620516), (79, 1984609220), (89, 1761619420), (110, 1425310258), (158, 992304610), (178, 880809710), (220, 712655129), (316, 496152305), (356, 440404855), (395, 396921844), (445, 352323884), (790, 198460922), (869, 180419020), (890, 176161942), (979, 160147220), (1580, 99230461), (1738, 90209510), (1780, 88080971), (1958, 80073610), (3476, 45104755), (3916, 40036805), (4345, 36083804), (4895, 32029444), (7031, 22298980), (8690, 18041902), (9790, 16014722), (14062, 11149490), (17380, 9020951), (19580, 8007361), (28124, 5574745), (35155, 4459796), (70310, 2229898), (77341, 2027180), (101359, 1546820), (140620, 1114949), (154682, 1013590), (202718, 773410), (309364, 506795), (386705, 405436)]