79647240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:407

約数の個数: 128

約数和(自身を含む): 254217600

約数和(自身を除く): 174570360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 181, 190, 193, 228, 285, 362, 380, 386, 456, 543, 570, 579, 724, 760, 772, 905, 965, 1086, 1140, 1158, 1448, 1544, 1810, 1930, 2172, 2280, 2316, 2715, 2895, 3439, 3620, 3667, 3860, 4344, 4632, 5430, 5790, 6878, 7240, 7334, 7720, 10317, 10860, 11001, 11580, 13756, 14668, 17195, 18335, 20634, 21720, 22002, 23160, 27512, 29336, 34390, 34933, 36670, 41268, 44004, 51585, 55005, 68780, 69866, 73340, 82536, 88008, 103170, 104799, 110010, 137560, 139732, 146680, 174665, 206340, 209598, 220020, 279464, 349330, 412680, 419196, 440040, 523995, 663727, 698660, 838392, 1047990, 1327454, 1397320, 1991181, 2095980, 2654908, 3318635, 3982362, 4191960, 5309816, 6637270, 7964724, 9955905, 13274540, 15929448, 19911810, 26549080, 39823620, 79647240]

約数ペア:

[(1, 79647240), (2, 39823620), (3, 26549080), (4, 19911810), (5, 15929448), (6, 13274540), (8, 9955905), (10, 7964724), (12, 6637270), (15, 5309816), (19, 4191960), (20, 3982362), (24, 3318635), (30, 2654908), (38, 2095980), (40, 1991181), (57, 1397320), (60, 1327454), (76, 1047990), (95, 838392), (114, 698660), (120, 663727), (152, 523995), (181, 440040), (190, 419196), (193, 412680), (228, 349330), (285, 279464), (362, 220020), (380, 209598), (386, 206340), (456, 174665), (543, 146680), (570, 139732), (579, 137560), (724, 110010), (760, 104799), (772, 103170), (905, 88008), (965, 82536), (1086, 73340), (1140, 69866), (1158, 68780), (1448, 55005), (1544, 51585), (1810, 44004), (1930, 41268), (2172, 36670), (2280, 34933), (2316, 34390), (2715, 29336), (2895, 27512), (3439, 23160), (3620, 22002), (3667, 21720), (3860, 20634), (4344, 18335), (4632, 17195), (5430, 14668), (5790, 13756), (6878, 11580), (7240, 11001), (7334, 10860), (7720, 10317)]