31549140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^4\times {\mathrm{73}}^1$

素因数の和:116

約数の個数: 180

約数和(自身を含む): 113171604

約数和(自身を除く): 81622464

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 73, 84, 90, 98, 105, 126, 140, 146, 147, 180, 196, 210, 219, 245, 252, 292, 294, 315, 343, 365, 420, 438, 441, 490, 511, 588, 630, 657, 686, 730, 735, 876, 882, 980, 1022, 1029, 1095, 1260, 1314, 1372, 1460, 1470, 1533, 1715, 1764, 2044, 2058, 2190, 2205, 2401, 2555, 2628, 2940, 3066, 3087, 3285, 3430, 3577, 4116, 4380, 4410, 4599, 4802, 5110, 5145, 6132, 6174, 6570, 6860, 7154, 7203, 7665, 8820, 9198, 9604, 10220, 10290, 10731, 12005, 12348, 13140, 14308, 14406, 15330, 15435, 17885, 18396, 20580, 21462, 21609, 22995, 24010, 25039, 28812, 30660, 30870, 32193, 35770, 36015, 42924, 43218, 45990, 48020, 50078, 53655, 61740, 64386, 71540, 72030, 75117, 86436, 91980, 100156, 107310, 108045, 125195, 128772, 144060, 150234, 160965, 175273, 214620, 216090, 225351, 250390, 300468, 321930, 350546, 375585, 432180, 450702, 500780, 525819, 643860, 701092, 751170, 876365, 901404, 1051638, 1126755, 1502340, 1577457, 1752730, 2103276, 2253510, 2629095, 3154914, 3505460, 4507020, 5258190, 6309828, 7887285, 10516380, 15774570, 31549140]

約数ペア:

[(1, 31549140), (2, 15774570), (3, 10516380), (4, 7887285), (5, 6309828), (6, 5258190), (7, 4507020), (9, 3505460), (10, 3154914), (12, 2629095), (14, 2253510), (15, 2103276), (18, 1752730), (20, 1577457), (21, 1502340), (28, 1126755), (30, 1051638), (35, 901404), (36, 876365), (42, 751170), (45, 701092), (49, 643860), (60, 525819), (63, 500780), (70, 450702), (73, 432180), (84, 375585), (90, 350546), (98, 321930), (105, 300468), (126, 250390), (140, 225351), (146, 216090), (147, 214620), (180, 175273), (196, 160965), (210, 150234), (219, 144060), (245, 128772), (252, 125195), (292, 108045), (294, 107310), (315, 100156), (343, 91980), (365, 86436), (420, 75117), (438, 72030), (441, 71540), (490, 64386), (511, 61740), (588, 53655), (630, 50078), (657, 48020), (686, 45990), (730, 43218), (735, 42924), (876, 36015), (882, 35770), (980, 32193), (1022, 30870), (1029, 30660), (1095, 28812), (1260, 25039), (1314, 24010), (1372, 22995), (1460, 21609), (1470, 21462), (1533, 20580), (1715, 18396), (1764, 17885), (2044, 15435), (2058, 15330), (2190, 14406), (2205, 14308), (2401, 13140), (2555, 12348), (2628, 12005), (2940, 10731), (3066, 10290), (3087, 10220), (3285, 9604), (3430, 9198), (3577, 8820), (4116, 7665), (4380, 7203), (4410, 7154), (4599, 6860), (4802, 6570), (5110, 6174), (5145, 6132)]