26287380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:726

約数の個数: 144

約数和(自身を含む): 94209024

約数和(自身を除く): 67921644

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, 673, 868, 930, 1085, 1116, 1260, 1302, 1346, 1395, 1860, 1953, 2019, 2170, 2604, 2692, 2790, 3255, 3365, 3906, 4038, 4340, 4711, 5580, 6057, 6510, 6730, 7812, 8076, 9422, 9765, 10095, 12114, 13020, 13460, 14133, 18844, 19530, 20190, 20863, 23555, 24228, 28266, 30285, 39060, 40380, 41726, 42399, 47110, 56532, 60570, 62589, 70665, 83452, 84798, 94220, 104315, 121140, 125178, 141330, 146041, 169596, 187767, 208630, 211995, 250356, 282660, 292082, 312945, 375534, 417260, 423990, 438123, 584164, 625890, 730205, 751068, 847980, 876246, 938835, 1251780, 1314369, 1460410, 1752492, 1877670, 2190615, 2628738, 2920820, 3755340, 4381230, 5257476, 6571845, 8762460, 13143690, 26287380]

約数ペア:

[(1, 26287380), (2, 13143690), (3, 8762460), (4, 6571845), (5, 5257476), (6, 4381230), (7, 3755340), (9, 2920820), (10, 2628738), (12, 2190615), (14, 1877670), (15, 1752492), (18, 1460410), (20, 1314369), (21, 1251780), (28, 938835), (30, 876246), (31, 847980), (35, 751068), (36, 730205), (42, 625890), (45, 584164), (60, 438123), (62, 423990), (63, 417260), (70, 375534), (84, 312945), (90, 292082), (93, 282660), (105, 250356), (124, 211995), (126, 208630), (140, 187767), (155, 169596), (180, 146041), (186, 141330), (210, 125178), (217, 121140), (252, 104315), (279, 94220), (310, 84798), (315, 83452), (372, 70665), (420, 62589), (434, 60570), (465, 56532), (558, 47110), (620, 42399), (630, 41726), (651, 40380), (673, 39060), (868, 30285), (930, 28266), (1085, 24228), (1116, 23555), (1260, 20863), (1302, 20190), (1346, 19530), (1395, 18844), (1860, 14133), (1953, 13460), (2019, 13020), (2170, 12114), (2604, 10095), (2692, 9765), (2790, 9422), (3255, 8076), (3365, 7812), (3906, 6730), (4038, 6510), (4340, 6057), (4711, 5580)]