320521572

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:826

約数の個数: 144

約数和(自身を含む): 974937600

約数和(自身を除く): 654416028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 61, 63, 84, 87, 116, 122, 126, 174, 183, 203, 244, 252, 261, 348, 366, 406, 427, 522, 549, 609, 719, 732, 812, 854, 1044, 1098, 1218, 1281, 1438, 1708, 1769, 1827, 2157, 2196, 2436, 2562, 2876, 3538, 3654, 3843, 4314, 5033, 5124, 5307, 6471, 7076, 7308, 7686, 8628, 10066, 10614, 12383, 12942, 15099, 15372, 15921, 20132, 20851, 21228, 24766, 25884, 30198, 31842, 37149, 41702, 43859, 45297, 49532, 60396, 62553, 63684, 74298, 83404, 87718, 90594, 111447, 125106, 131577, 145957, 148596, 175436, 181188, 187659, 222894, 250212, 263154, 291914, 307013, 375318, 394731, 437871, 445788, 526308, 583828, 614026, 750636, 789462, 875742, 921039, 1228052, 1271911, 1313613, 1578924, 1751484, 1842078, 2543822, 2627226, 2763117, 3684156, 3815733, 5087644, 5254452, 5526234, 7631466, 8903377, 11052468, 11447199, 15262932, 17806754, 22894398, 26710131, 35613508, 45788796, 53420262, 80130393, 106840524, 160260786, 320521572]

約数ペア:

[(1, 320521572), (2, 160260786), (3, 106840524), (4, 80130393), (6, 53420262), (7, 45788796), (9, 35613508), (12, 26710131), (14, 22894398), (18, 17806754), (21, 15262932), (28, 11447199), (29, 11052468), (36, 8903377), (42, 7631466), (58, 5526234), (61, 5254452), (63, 5087644), (84, 3815733), (87, 3684156), (116, 2763117), (122, 2627226), (126, 2543822), (174, 1842078), (183, 1751484), (203, 1578924), (244, 1313613), (252, 1271911), (261, 1228052), (348, 921039), (366, 875742), (406, 789462), (427, 750636), (522, 614026), (549, 583828), (609, 526308), (719, 445788), (732, 437871), (812, 394731), (854, 375318), (1044, 307013), (1098, 291914), (1218, 263154), (1281, 250212), (1438, 222894), (1708, 187659), (1769, 181188), (1827, 175436), (2157, 148596), (2196, 145957), (2436, 131577), (2562, 125106), (2876, 111447), (3538, 90594), (3654, 87718), (3843, 83404), (4314, 74298), (5033, 63684), (5124, 62553), (5307, 60396), (6471, 49532), (7076, 45297), (7308, 43859), (7686, 41702), (8628, 37149), (10066, 31842), (10614, 30198), (12383, 25884), (12942, 24766), (15099, 21228), (15372, 20851), (15921, 20132)]