217708764

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1499}}^1$

素因数の和:1552

約数の個数: 144

約数和(自身を含む): 670320000

約数和(自身を除く): 452611236

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 49, 52, 57, 76, 78, 84, 91, 98, 114, 133, 147, 156, 182, 196, 228, 247, 266, 273, 294, 364, 399, 494, 532, 546, 588, 637, 741, 798, 931, 988, 1092, 1274, 1482, 1499, 1596, 1729, 1862, 1911, 2548, 2793, 2964, 2998, 3458, 3724, 3822, 4497, 5187, 5586, 5996, 6916, 7644, 8994, 10374, 10493, 11172, 12103, 17988, 19487, 20748, 20986, 24206, 28481, 31479, 36309, 38974, 41972, 48412, 56962, 58461, 62958, 72618, 73451, 77948, 85443, 113924, 116922, 125916, 136409, 145236, 146902, 170886, 199367, 220353, 233844, 272818, 293804, 341772, 370253, 398734, 409227, 440706, 545636, 598101, 740506, 797468, 818454, 881412, 954863, 1110759, 1196202, 1395569, 1481012, 1636908, 1909726, 2221518, 2392404, 2591771, 2791138, 2864589, 3819452, 4186707, 4443036, 5183542, 5582276, 5729178, 7775313, 8373414, 10367084, 11458356, 15550626, 16746828, 18142397, 31101252, 36284794, 54427191, 72569588, 108854382, 217708764]

約数ペア:

[(1, 217708764), (2, 108854382), (3, 72569588), (4, 54427191), (6, 36284794), (7, 31101252), (12, 18142397), (13, 16746828), (14, 15550626), (19, 11458356), (21, 10367084), (26, 8373414), (28, 7775313), (38, 5729178), (39, 5582276), (42, 5183542), (49, 4443036), (52, 4186707), (57, 3819452), (76, 2864589), (78, 2791138), (84, 2591771), (91, 2392404), (98, 2221518), (114, 1909726), (133, 1636908), (147, 1481012), (156, 1395569), (182, 1196202), (196, 1110759), (228, 954863), (247, 881412), (266, 818454), (273, 797468), (294, 740506), (364, 598101), (399, 545636), (494, 440706), (532, 409227), (546, 398734), (588, 370253), (637, 341772), (741, 293804), (798, 272818), (931, 233844), (988, 220353), (1092, 199367), (1274, 170886), (1482, 146902), (1499, 145236), (1596, 136409), (1729, 125916), (1862, 116922), (1911, 113924), (2548, 85443), (2793, 77948), (2964, 73451), (2998, 72618), (3458, 62958), (3724, 58461), (3822, 56962), (4497, 48412), (5187, 41972), (5586, 38974), (5996, 36309), (6916, 31479), (7644, 28481), (8994, 24206), (10374, 20986), (10493, 20748), (11172, 19487), (12103, 17988)]