78350280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 251424000

約数和(自身を除く): 173073720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 193, 199, 204, 255, 340, 386, 398, 408, 510, 579, 597, 680, 772, 796, 965, 995, 1020, 1158, 1194, 1544, 1592, 1930, 1990, 2040, 2316, 2388, 2895, 2985, 3281, 3383, 3860, 3980, 4632, 4776, 5790, 5970, 6562, 6766, 7720, 7960, 9843, 10149, 11580, 11940, 13124, 13532, 16405, 16915, 19686, 20298, 23160, 23880, 26248, 27064, 32810, 33830, 38407, 39372, 40596, 49215, 50745, 65620, 67660, 76814, 78744, 81192, 98430, 101490, 115221, 131240, 135320, 153628, 192035, 196860, 202980, 230442, 307256, 384070, 393720, 405960, 460884, 576105, 652919, 768140, 921768, 1152210, 1305838, 1536280, 1958757, 2304420, 2611676, 3264595, 3917514, 4608840, 5223352, 6529190, 7835028, 9793785, 13058380, 15670056, 19587570, 26116760, 39175140, 78350280]

約数ペア:

[(1, 78350280), (2, 39175140), (3, 26116760), (4, 19587570), (5, 15670056), (6, 13058380), (8, 9793785), (10, 7835028), (12, 6529190), (15, 5223352), (17, 4608840), (20, 3917514), (24, 3264595), (30, 2611676), (34, 2304420), (40, 1958757), (51, 1536280), (60, 1305838), (68, 1152210), (85, 921768), (102, 768140), (120, 652919), (136, 576105), (170, 460884), (193, 405960), (199, 393720), (204, 384070), (255, 307256), (340, 230442), (386, 202980), (398, 196860), (408, 192035), (510, 153628), (579, 135320), (597, 131240), (680, 115221), (772, 101490), (796, 98430), (965, 81192), (995, 78744), (1020, 76814), (1158, 67660), (1194, 65620), (1544, 50745), (1592, 49215), (1930, 40596), (1990, 39372), (2040, 38407), (2316, 33830), (2388, 32810), (2895, 27064), (2985, 26248), (3281, 23880), (3383, 23160), (3860, 20298), (3980, 19686), (4632, 16915), (4776, 16405), (5790, 13532), (5970, 13124), (6562, 11940), (6766, 11580), (7720, 10149), (7960, 9843)]