26521740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:157

約数の個数: 216

約数和(自身を含む): 97598592

約数和(自身を除く): 71076852

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, 49, 60, 62, 63, 70, 84, 90, 93, 97, 98, 105, 124, 126, 140, 147, 155, 180, 186, 194, 196, 210, 217, 245, 252, 279, 291, 294, 310, 315, 372, 388, 420, 434, 441, 465, 485, 490, 558, 582, 588, 620, 630, 651, 679, 735, 868, 873, 882, 930, 970, 980, 1085, 1116, 1164, 1260, 1302, 1358, 1395, 1455, 1470, 1519, 1746, 1764, 1860, 1940, 1953, 2037, 2170, 2205, 2604, 2716, 2790, 2910, 2940, 3007, 3038, 3255, 3395, 3492, 3906, 4074, 4340, 4365, 4410, 4557, 4753, 5580, 5820, 6014, 6076, 6111, 6510, 6790, 7595, 7812, 8148, 8730, 8820, 9021, 9114, 9506, 9765, 10185, 12028, 12222, 13020, 13580, 13671, 14259, 15035, 15190, 17460, 18042, 18228, 19012, 19530, 20370, 21049, 22785, 23765, 24444, 27063, 27342, 28518, 30070, 30380, 30555, 36084, 39060, 40740, 42098, 42777, 45105, 45570, 47530, 54126, 54684, 57036, 60140, 61110, 63147, 68355, 71295, 84196, 85554, 90210, 91140, 95060, 105245, 108252, 122220, 126294, 135315, 136710, 142590, 147343, 171108, 180420, 189441, 210490, 213885, 252588, 270630, 273420, 285180, 294686, 315735, 378882, 420980, 427770, 442029, 541260, 589372, 631470, 736715, 757764, 855540, 884058, 947205, 1262940, 1326087, 1473430, 1768116, 1894410, 2210145, 2652174, 2946860, 3788820, 4420290, 5304348, 6630435, 8840580, 13260870, 26521740]

約数ペア:

[(1, 26521740), (2, 13260870), (3, 8840580), (4, 6630435), (5, 5304348), (6, 4420290), (7, 3788820), (9, 2946860), (10, 2652174), (12, 2210145), (14, 1894410), (15, 1768116), (18, 1473430), (20, 1326087), (21, 1262940), (28, 947205), (30, 884058), (31, 855540), (35, 757764), (36, 736715), (42, 631470), (45, 589372), (49, 541260), (60, 442029), (62, 427770), (63, 420980), (70, 378882), (84, 315735), (90, 294686), (93, 285180), (97, 273420), (98, 270630), (105, 252588), (124, 213885), (126, 210490), (140, 189441), (147, 180420), (155, 171108), (180, 147343), (186, 142590), (194, 136710), (196, 135315), (210, 126294), (217, 122220), (245, 108252), (252, 105245), (279, 95060), (291, 91140), (294, 90210), (310, 85554), (315, 84196), (372, 71295), (388, 68355), (420, 63147), (434, 61110), (441, 60140), (465, 57036), (485, 54684), (490, 54126), (558, 47530), (582, 45570), (588, 45105), (620, 42777), (630, 42098), (651, 40740), (679, 39060), (735, 36084), (868, 30555), (873, 30380), (882, 30070), (930, 28518), (970, 27342), (980, 27063), (1085, 24444), (1116, 23765), (1164, 22785), (1260, 21049), (1302, 20370), (1358, 19530), (1395, 19012), (1455, 18228), (1470, 18042), (1519, 17460), (1746, 15190), (1764, 15035), (1860, 14259), (1940, 13671), (1953, 13580), (2037, 13020), (2170, 12222), (2205, 12028), (2604, 10185), (2716, 9765), (2790, 9506), (2910, 9114), (2940, 9021), (3007, 8820), (3038, 8730), (3255, 8148), (3395, 7812), (3492, 7595), (3906, 6790), (4074, 6510), (4340, 6111), (4365, 6076), (4410, 6014), (4557, 5820), (4753, 5580)]