205768290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3967}}^1$

素因数の和:4016

約数の個数: 128

約数和(自身を含む): 639959040

約数和(自身を除く): 434190750

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 19, 21, 26, 30, 35, 38, 39, 42, 57, 65, 70, 78, 91, 95, 105, 114, 130, 133, 182, 190, 195, 210, 247, 266, 273, 285, 390, 399, 455, 494, 546, 570, 665, 741, 798, 910, 1235, 1330, 1365, 1482, 1729, 1995, 2470, 2730, 3458, 3705, 3967, 3990, 5187, 7410, 7934, 8645, 10374, 11901, 17290, 19835, 23802, 25935, 27769, 39670, 51571, 51870, 55538, 59505, 75373, 83307, 103142, 119010, 138845, 150746, 154713, 166614, 226119, 257855, 277690, 309426, 360997, 376865, 416535, 452238, 515710, 527611, 721994, 753730, 773565, 833070, 979849, 1055222, 1082991, 1130595, 1547130, 1582833, 1804985, 1959698, 2165982, 2261190, 2638055, 2939547, 3165666, 3609970, 4899245, 5276110, 5414955, 5879094, 6858943, 7914165, 9798490, 10829910, 13717886, 14697735, 15828330, 20576829, 29395470, 34294715, 41153658, 68589430, 102884145, 205768290]

約数ペア:

[(1, 205768290), (2, 102884145), (3, 68589430), (5, 41153658), (6, 34294715), (7, 29395470), (10, 20576829), (13, 15828330), (14, 14697735), (15, 13717886), (19, 10829910), (21, 9798490), (26, 7914165), (30, 6858943), (35, 5879094), (38, 5414955), (39, 5276110), (42, 4899245), (57, 3609970), (65, 3165666), (70, 2939547), (78, 2638055), (91, 2261190), (95, 2165982), (105, 1959698), (114, 1804985), (130, 1582833), (133, 1547130), (182, 1130595), (190, 1082991), (195, 1055222), (210, 979849), (247, 833070), (266, 773565), (273, 753730), (285, 721994), (390, 527611), (399, 515710), (455, 452238), (494, 416535), (546, 376865), (570, 360997), (665, 309426), (741, 277690), (798, 257855), (910, 226119), (1235, 166614), (1330, 154713), (1365, 150746), (1482, 138845), (1729, 119010), (1995, 103142), (2470, 83307), (2730, 75373), (3458, 59505), (3705, 55538), (3967, 51870), (3990, 51571), (5187, 39670), (7410, 27769), (7934, 25935), (8645, 23802), (10374, 19835), (11901, 17290)]