72440740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 164630592

約数和(自身を除く): 92189852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 151, 166, 170, 289, 302, 332, 340, 415, 578, 604, 755, 830, 1156, 1411, 1445, 1510, 1660, 2567, 2822, 2890, 3020, 5134, 5644, 5780, 7055, 10268, 12533, 12835, 14110, 23987, 25066, 25670, 28220, 43639, 47974, 50132, 51340, 62665, 87278, 95948, 119935, 125330, 174556, 213061, 218195, 239870, 250660, 426122, 436390, 479740, 852244, 872780, 1065305, 2130610, 3622037, 4261220, 7244074, 14488148, 18110185, 36220370, 72440740]

約数ペア:

[(1, 72440740), (2, 36220370), (4, 18110185), (5, 14488148), (10, 7244074), (17, 4261220), (20, 3622037), (34, 2130610), (68, 1065305), (83, 872780), (85, 852244), (151, 479740), (166, 436390), (170, 426122), (289, 250660), (302, 239870), (332, 218195), (340, 213061), (415, 174556), (578, 125330), (604, 119935), (755, 95948), (830, 87278), (1156, 62665), (1411, 51340), (1445, 50132), (1510, 47974), (1660, 43639), (2567, 28220), (2822, 25670), (2890, 25066), (3020, 23987), (5134, 14110), (5644, 12835), (5780, 12533), (7055, 10268)]