140889420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3607}}^1$

素因数の和:3660

約数の個数: 144

約数和(自身を含む): 504311808

約数和(自身を除く): 363422388

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3607, 3906, 4340, 5580, 6510, 7214, 7812, 9765, 10821, 13020, 14428, 18035, 19530, 21642, 25249, 32463, 36070, 39060, 43284, 50498, 54105, 64926, 72140, 75747, 100996, 108210, 111817, 126245, 129852, 151494, 162315, 216420, 223634, 227241, 252490, 302988, 324630, 335451, 378735, 447268, 454482, 504980, 559085, 649260, 670902, 757470, 782719, 908964, 1006353, 1118170, 1136205, 1341804, 1514940, 1565438, 1677255, 2012706, 2236340, 2272410, 2348157, 3130876, 3354510, 3913595, 4025412, 4544820, 4696314, 5031765, 6709020, 7044471, 7827190, 9392628, 10063530, 11740785, 14088942, 15654380, 20127060, 23481570, 28177884, 35222355, 46963140, 70444710, 140889420]

約数ペア:

[(1, 140889420), (2, 70444710), (3, 46963140), (4, 35222355), (5, 28177884), (6, 23481570), (7, 20127060), (9, 15654380), (10, 14088942), (12, 11740785), (14, 10063530), (15, 9392628), (18, 7827190), (20, 7044471), (21, 6709020), (28, 5031765), (30, 4696314), (31, 4544820), (35, 4025412), (36, 3913595), (42, 3354510), (45, 3130876), (60, 2348157), (62, 2272410), (63, 2236340), (70, 2012706), (84, 1677255), (90, 1565438), (93, 1514940), (105, 1341804), (124, 1136205), (126, 1118170), (140, 1006353), (155, 908964), (180, 782719), (186, 757470), (210, 670902), (217, 649260), (252, 559085), (279, 504980), (310, 454482), (315, 447268), (372, 378735), (420, 335451), (434, 324630), (465, 302988), (558, 252490), (620, 227241), (630, 223634), (651, 216420), (868, 162315), (930, 151494), (1085, 129852), (1116, 126245), (1260, 111817), (1302, 108210), (1395, 100996), (1860, 75747), (1953, 72140), (2170, 64926), (2604, 54105), (2790, 50498), (3255, 43284), (3607, 39060), (3906, 36070), (4340, 32463), (5580, 25249), (6510, 21642), (7214, 19530), (7812, 18035), (9765, 14428), (10821, 13020)]