156761038220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{10723}}^1$

素因数の和:11055

約数の個数: 96

約数和(自身を含む): 342454210560

約数和(自身を除く): 185693172340

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 89, 172, 178, 191, 215, 356, 382, 430, 445, 764, 860, 890, 955, 1780, 1910, 3820, 3827, 7654, 8213, 10723, 15308, 16426, 16999, 19135, 21446, 32852, 33998, 38270, 41065, 42892, 53615, 67996, 76540, 82130, 84995, 107230, 164260, 169990, 214460, 339980, 461089, 730957, 922178, 954347, 1461914, 1844356, 1908694, 2048093, 2305445, 2923828, 3654785, 3817388, 4096186, 4610890, 4771735, 7309570, 8192372, 9221780, 9543470, 10240465, 14619140, 19086940, 20480930, 40961860, 41036921, 82073842, 88067999, 164147684, 176135998, 182280277, 205184605, 352271996, 364560554, 410369210, 440339995, 729121108, 820738420, 880679990, 911401385, 1761359980, 1822802770, 3645605540, 7838051911, 15676103822, 31352207644, 39190259555, 78380519110, 156761038220]

約数ペア:

[(1, 156761038220), (2, 78380519110), (4, 39190259555), (5, 31352207644), (10, 15676103822), (20, 7838051911), (43, 3645605540), (86, 1822802770), (89, 1761359980), (172, 911401385), (178, 880679990), (191, 820738420), (215, 729121108), (356, 440339995), (382, 410369210), (430, 364560554), (445, 352271996), (764, 205184605), (860, 182280277), (890, 176135998), (955, 164147684), (1780, 88067999), (1910, 82073842), (3820, 41036921), (3827, 40961860), (7654, 20480930), (8213, 19086940), (10723, 14619140), (15308, 10240465), (16426, 9543470), (16999, 9221780), (19135, 8192372), (21446, 7309570), (32852, 4771735), (33998, 4610890), (38270, 4096186), (41065, 3817388), (42892, 3654785), (53615, 2923828), (67996, 2305445), (76540, 2048093), (82130, 1908694), (84995, 1844356), (107230, 1461914), (164260, 954347), (169990, 922178), (214460, 730957), (339980, 461089)]