381577560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:538

約数の個数: 256

約数和(自身を含む): 1429263360

約数和(自身を除く): 1047685800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 83, 84, 91, 104, 105, 120, 130, 140, 156, 166, 168, 182, 195, 210, 249, 260, 273, 280, 312, 332, 364, 390, 415, 420, 421, 455, 498, 520, 546, 581, 664, 728, 780, 830, 840, 842, 910, 996, 1079, 1092, 1162, 1245, 1263, 1365, 1560, 1660, 1684, 1743, 1820, 1992, 2105, 2158, 2184, 2324, 2490, 2526, 2730, 2905, 2947, 3237, 3320, 3368, 3486, 3640, 4210, 4316, 4648, 4980, 5052, 5395, 5460, 5473, 5810, 5894, 6315, 6474, 6972, 7553, 8420, 8632, 8715, 8841, 9960, 10104, 10790, 10920, 10946, 11620, 11788, 12630, 12948, 13944, 14735, 15106, 16185, 16419, 16840, 17430, 17682, 21580, 21892, 22659, 23240, 23576, 25260, 25896, 27365, 29470, 30212, 32370, 32838, 34860, 34943, 35364, 37765, 38311, 43160, 43784, 44205, 45318, 50520, 54730, 58940, 60424, 64740, 65676, 69720, 69886, 70728, 75530, 76622, 82095, 88410, 90636, 104829, 109460, 113295, 114933, 117880, 129480, 131352, 139772, 151060, 153244, 164190, 174715, 176820, 181272, 191555, 209658, 218920, 226590, 229866, 244601, 279544, 302120, 306488, 328380, 349430, 353640, 383110, 419316, 453180, 454259, 459732, 489202, 524145, 574665, 656760, 698860, 733803, 766220, 838632, 906360, 908518, 919464, 978404, 1048290, 1149330, 1223005, 1362777, 1397720, 1467606, 1532440, 1817036, 1956808, 2096580, 2271295, 2298660, 2446010, 2725554, 2935212, 3179813, 3634072, 3669015, 4193160, 4542590, 4597320, 4892020, 5451108, 5870424, 6359626, 6813885, 7338030, 9085180, 9539439, 9784040, 10902216, 12719252, 13627770, 14676060, 15899065, 18170360, 19078878, 25438504, 27255540, 29352120, 31798130, 38157756, 47697195, 54511080, 63596260, 76315512, 95394390, 127192520, 190788780, 381577560]

約数ペア:

[(1, 381577560), (2, 190788780), (3, 127192520), (4, 95394390), (5, 76315512), (6, 63596260), (7, 54511080), (8, 47697195), (10, 38157756), (12, 31798130), (13, 29352120), (14, 27255540), (15, 25438504), (20, 19078878), (21, 18170360), (24, 15899065), (26, 14676060), (28, 13627770), (30, 12719252), (35, 10902216), (39, 9784040), (40, 9539439), (42, 9085180), (52, 7338030), (56, 6813885), (60, 6359626), (65, 5870424), (70, 5451108), (78, 4892020), (83, 4597320), (84, 4542590), (91, 4193160), (104, 3669015), (105, 3634072), (120, 3179813), (130, 2935212), (140, 2725554), (156, 2446010), (166, 2298660), (168, 2271295), (182, 2096580), (195, 1956808), (210, 1817036), (249, 1532440), (260, 1467606), (273, 1397720), (280, 1362777), (312, 1223005), (332, 1149330), (364, 1048290), (390, 978404), (415, 919464), (420, 908518), (421, 906360), (455, 838632), (498, 766220), (520, 733803), (546, 698860), (581, 656760), (664, 574665), (728, 524145), (780, 489202), (830, 459732), (840, 454259), (842, 453180), (910, 419316), (996, 383110), (1079, 353640), (1092, 349430), (1162, 328380), (1245, 306488), (1263, 302120), (1365, 279544), (1560, 244601), (1660, 229866), (1684, 226590), (1743, 218920), (1820, 209658), (1992, 191555), (2105, 181272), (2158, 176820), (2184, 174715), (2324, 164190), (2490, 153244), (2526, 151060), (2730, 139772), (2905, 131352), (2947, 129480), (3237, 117880), (3320, 114933), (3368, 113295), (3486, 109460), (3640, 104829), (4210, 90636), (4316, 88410), (4648, 82095), (4980, 76622), (5052, 75530), (5395, 70728), (5460, 69886), (5473, 69720), (5810, 65676), (5894, 64740), (6315, 60424), (6474, 58940), (6972, 54730), (7553, 50520), (8420, 45318), (8632, 44205), (8715, 43784), (8841, 43160), (9960, 38311), (10104, 37765), (10790, 35364), (10920, 34943), (10946, 34860), (11620, 32838), (11788, 32370), (12630, 30212), (12948, 29470), (13944, 27365), (14735, 25896), (15106, 25260), (16185, 23576), (16419, 23240), (16840, 22659), (17430, 21892), (17682, 21580)]