64468320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{2741}}^1$

素因数の和:2773

約数の個数: 144

約数和(自身を含む): 236316528

約数和(自身を除く): 171848208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2741, 2940, 3360, 3920, 4704, 5482, 5880, 7840, 8223, 10964, 11760, 13705, 16446, 19187, 21928, 23520, 27410, 32892, 38374, 41115, 43856, 54820, 57561, 65784, 76748, 82230, 87712, 95935, 109640, 115122, 131568, 134309, 153496, 164460, 191870, 219280, 230244, 263136, 268618, 287805, 306992, 328920, 383740, 402927, 438560, 460488, 537236, 575610, 613984, 657840, 671545, 767480, 805854, 920976, 1074472, 1151220, 1315680, 1343090, 1534960, 1611708, 1841952, 2014635, 2148944, 2302440, 2686180, 3069920, 3223416, 4029270, 4297888, 4604880, 5372360, 6446832, 8058540, 9209760, 10744720, 12893664, 16117080, 21489440, 32234160, 64468320]

約数ペア:

[(1, 64468320), (2, 32234160), (3, 21489440), (4, 16117080), (5, 12893664), (6, 10744720), (7, 9209760), (8, 8058540), (10, 6446832), (12, 5372360), (14, 4604880), (15, 4297888), (16, 4029270), (20, 3223416), (21, 3069920), (24, 2686180), (28, 2302440), (30, 2148944), (32, 2014635), (35, 1841952), (40, 1611708), (42, 1534960), (48, 1343090), (49, 1315680), (56, 1151220), (60, 1074472), (70, 920976), (80, 805854), (84, 767480), (96, 671545), (98, 657840), (105, 613984), (112, 575610), (120, 537236), (140, 460488), (147, 438560), (160, 402927), (168, 383740), (196, 328920), (210, 306992), (224, 287805), (240, 268618), (245, 263136), (280, 230244), (294, 219280), (336, 191870), (392, 164460), (420, 153496), (480, 134309), (490, 131568), (560, 115122), (588, 109640), (672, 95935), (735, 87712), (784, 82230), (840, 76748), (980, 65784), (1120, 57561), (1176, 54820), (1470, 43856), (1568, 41115), (1680, 38374), (1960, 32892), (2352, 27410), (2741, 23520), (2940, 21928), (3360, 19187), (3920, 16446), (4704, 13705), (5482, 11760), (5880, 10964), (7840, 8223)]