379772640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20287}}^1$

素因数の和:20321

約数の個数: 144

約数和(自身を含む): 1395733248

約数和(自身を除く): 1015960608

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 20287, 40574, 60861, 81148, 101435, 121722, 162296, 182583, 202870, 243444, 263731, 304305, 324592, 365166, 405740, 486888, 527462, 608610, 649184, 730332, 791193, 811480, 912915, 973776, 1054924, 1217220, 1318655, 1460664, 1582386, 1622960, 1825830, 1947552, 2109848, 2373579, 2434440, 2637310, 2921328, 3164772, 3245920, 3651660, 3955965, 4219696, 4747158, 4868880, 5274620, 5842656, 6329544, 7303320, 7911930, 8439392, 9494316, 9737760, 10549240, 11867895, 12659088, 14606640, 15823860, 18988632, 21098480, 23735790, 25318176, 29213280, 31647720, 37977264, 42196960, 47471580, 63295440, 75954528, 94943160, 126590880, 189886320, 379772640]

約数ペア:

[(1, 379772640), (2, 189886320), (3, 126590880), (4, 94943160), (5, 75954528), (6, 63295440), (8, 47471580), (9, 42196960), (10, 37977264), (12, 31647720), (13, 29213280), (15, 25318176), (16, 23735790), (18, 21098480), (20, 18988632), (24, 15823860), (26, 14606640), (30, 12659088), (32, 11867895), (36, 10549240), (39, 9737760), (40, 9494316), (45, 8439392), (48, 7911930), (52, 7303320), (60, 6329544), (65, 5842656), (72, 5274620), (78, 4868880), (80, 4747158), (90, 4219696), (96, 3955965), (104, 3651660), (117, 3245920), (120, 3164772), (130, 2921328), (144, 2637310), (156, 2434440), (160, 2373579), (180, 2109848), (195, 1947552), (208, 1825830), (234, 1622960), (240, 1582386), (260, 1460664), (288, 1318655), (312, 1217220), (360, 1054924), (390, 973776), (416, 912915), (468, 811480), (480, 791193), (520, 730332), (585, 649184), (624, 608610), (720, 527462), (780, 486888), (936, 405740), (1040, 365166), (1170, 324592), (1248, 304305), (1440, 263731), (1560, 243444), (1872, 202870), (2080, 182583), (2340, 162296), (3120, 121722), (3744, 101435), (4680, 81148), (6240, 60861), (9360, 40574), (18720, 20287)]