381428880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7829}}^1$

素因数の和:7881

約数の個数: 160

約数和(自身を含む): 1398124800

約数和(自身を除く): 1016695920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 56, 58, 60, 70, 80, 84, 87, 105, 112, 116, 120, 140, 145, 168, 174, 203, 210, 232, 240, 280, 290, 336, 348, 406, 420, 435, 464, 560, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1392, 1624, 1680, 1740, 2030, 2320, 2436, 3045, 3248, 3480, 4060, 4872, 6090, 6960, 7829, 8120, 9744, 12180, 15658, 16240, 23487, 24360, 31316, 39145, 46974, 48720, 54803, 62632, 78290, 93948, 109606, 117435, 125264, 156580, 164409, 187896, 219212, 227041, 234870, 274015, 313160, 328818, 375792, 438424, 454082, 469740, 548030, 626320, 657636, 681123, 822045, 876848, 908164, 939480, 1096060, 1135205, 1315272, 1362246, 1589287, 1644090, 1816328, 1878960, 2192120, 2270410, 2630544, 2724492, 3178574, 3288180, 3405615, 3632656, 4384240, 4540820, 4767861, 5448984, 6357148, 6576360, 6811230, 7946435, 9081640, 9535722, 10897968, 12714296, 13152720, 13622460, 15892870, 18163280, 19071444, 23839305, 25428592, 27244920, 31785740, 38142888, 47678610, 54489840, 63571480, 76285776, 95357220, 127142960, 190714440, 381428880]

約数ペア:

[(1, 381428880), (2, 190714440), (3, 127142960), (4, 95357220), (5, 76285776), (6, 63571480), (7, 54489840), (8, 47678610), (10, 38142888), (12, 31785740), (14, 27244920), (15, 25428592), (16, 23839305), (20, 19071444), (21, 18163280), (24, 15892870), (28, 13622460), (29, 13152720), (30, 12714296), (35, 10897968), (40, 9535722), (42, 9081640), (48, 7946435), (56, 6811230), (58, 6576360), (60, 6357148), (70, 5448984), (80, 4767861), (84, 4540820), (87, 4384240), (105, 3632656), (112, 3405615), (116, 3288180), (120, 3178574), (140, 2724492), (145, 2630544), (168, 2270410), (174, 2192120), (203, 1878960), (210, 1816328), (232, 1644090), (240, 1589287), (280, 1362246), (290, 1315272), (336, 1135205), (348, 1096060), (406, 939480), (420, 908164), (435, 876848), (464, 822045), (560, 681123), (580, 657636), (609, 626320), (696, 548030), (812, 469740), (840, 454082), (870, 438424), (1015, 375792), (1160, 328818), (1218, 313160), (1392, 274015), (1624, 234870), (1680, 227041), (1740, 219212), (2030, 187896), (2320, 164409), (2436, 156580), (3045, 125264), (3248, 117435), (3480, 109606), (4060, 93948), (4872, 78290), (6090, 62632), (6960, 54803), (7829, 48720), (8120, 46974), (9744, 39145), (12180, 31316), (15658, 24360), (16240, 23487)]