12708976.000000000

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1$

素因数の和:676

約数の個数: 144

約数和(自身を含む): 452035584

約数和(自身を除く): 311190804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 43, 45, 60, 62, 86, 90, 93, 124, 129, 155, 172, 180, 186, 215, 258, 279, 310, 372, 387, 430, 465, 516, 558, 587, 620, 645, 774, 860, 930, 1116, 1174, 1290, 1333, 1395, 1548, 1761, 1860, 1935, 2348, 2580, 2666, 2790, 2935, 3522, 3870, 3999, 5283, 5332, 5580, 5870, 6665, 7044, 7740, 7998, 8805, 10566, 11740, 11997, 13330, 15996, 17610, 18197, 19995, 21132, 23994, 25241, 26415, 26660, 35220, 36394, 39990, 47988, 50482, 52830, 54591, 59985, 72788, 75723, 79980, 90985, 100964, 105660, 109182, 119970, 126205, 151446, 163773, 181970, 218364, 227169, 239940, 252410, 272955, 302892, 327546, 363940, 378615, 454338, 504820, 545910, 655092, 757230, 782471, 818865, 908676, 1091820, 1135845, 1514460, 1564942, 1637730, 2271690, 2347413, 3129884, 3275460, 3912355, 4543380, 4694826, 7042239, 7824710, 9389652, 11737065, 14084478, 15649420, 23474130, 28168956, 35211195, 46948260, 70422390, 140844780]

約数ペア:

[(1, 140844780), (2, 70422390), (3, 46948260), (4, 35211195), (5, 28168956), (6, 23474130), (9, 15649420), (10, 14084478), (12, 11737065), (15, 9389652), (18, 7824710), (20, 7042239), (30, 4694826), (31, 4543380), (36, 3912355), (43, 3275460), (45, 3129884), (60, 2347413), (62, 2271690), (86, 1637730), (90, 1564942), (93, 1514460), (124, 1135845), (129, 1091820), (155, 908676), (172, 818865), (180, 782471), (186, 757230), (215, 655092), (258, 545910), (279, 504820), (310, 454338), (372, 378615), (387, 363940), (430, 327546), (465, 302892), (516, 272955), (558, 252410), (587, 239940), (620, 227169), (645, 218364), (774, 181970), (860, 163773), (930, 151446), (1116, 126205), (1174, 119970), (1290, 109182), (1333, 105660), (1395, 100964), (1548, 90985), (1761, 79980), (1860, 75723), (1935, 72788), (2348, 59985), (2580, 54591), (2666, 52830), (2790, 50482), (2935, 47988), (3522, 39990), (3870, 36394), (3999, 35220), (5283, 26660), (5332, 26415), (5580, 25241), (5870, 23994), (6665, 21132), (7044, 19995), (7740, 18197), (7998, 17610), (8805, 15996), (10566, 13330), (11740, 11997)]