212713020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:381

約数の個数: 192

約数和(自身を含む): 720935040

約数和(自身を除く): 508222020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 157, 180, 193, 195, 234, 260, 270, 314, 351, 386, 390, 468, 471, 540, 579, 585, 628, 702, 772, 780, 785, 942, 965, 1158, 1170, 1404, 1413, 1570, 1737, 1755, 1884, 1930, 2041, 2316, 2340, 2355, 2509, 2826, 2895, 3140, 3474, 3510, 3860, 4082, 4239, 4710, 5018, 5211, 5652, 5790, 6123, 6948, 7020, 7065, 7527, 8164, 8478, 8685, 9420, 10036, 10205, 10422, 11580, 12246, 12545, 14130, 15054, 16956, 17370, 18369, 20410, 20844, 21195, 22581, 24492, 25090, 26055, 28260, 30108, 30301, 30615, 34740, 36738, 37635, 40820, 42390, 45162, 50180, 52110, 55107, 60602, 61230, 67743, 73476, 75270, 84780, 90324, 90903, 91845, 104220, 110214, 112905, 121204, 122460, 135486, 150540, 151505, 181806, 183690, 220428, 225810, 270972, 272709, 275535, 303010, 338715, 363612, 367380, 393913, 451620, 454515, 545418, 551070, 606020, 677430, 787826, 818127, 909030, 1090836, 1102140, 1181739, 1354860, 1363545, 1575652, 1636254, 1818060, 1969565, 2363478, 2727090, 3272508, 3545217, 3939130, 4090635, 4726956, 5454180, 5908695, 7090434, 7878260, 8181270, 10635651, 11817390, 14180868, 16362540, 17726085, 21271302, 23634780, 35452170, 42542604, 53178255, 70904340, 106356510, 212713020]

約数ペア:

[(1, 212713020), (2, 106356510), (3, 70904340), (4, 53178255), (5, 42542604), (6, 35452170), (9, 23634780), (10, 21271302), (12, 17726085), (13, 16362540), (15, 14180868), (18, 11817390), (20, 10635651), (26, 8181270), (27, 7878260), (30, 7090434), (36, 5908695), (39, 5454180), (45, 4726956), (52, 4090635), (54, 3939130), (60, 3545217), (65, 3272508), (78, 2727090), (90, 2363478), (108, 1969565), (117, 1818060), (130, 1636254), (135, 1575652), (156, 1363545), (157, 1354860), (180, 1181739), (193, 1102140), (195, 1090836), (234, 909030), (260, 818127), (270, 787826), (314, 677430), (351, 606020), (386, 551070), (390, 545418), (468, 454515), (471, 451620), (540, 393913), (579, 367380), (585, 363612), (628, 338715), (702, 303010), (772, 275535), (780, 272709), (785, 270972), (942, 225810), (965, 220428), (1158, 183690), (1170, 181806), (1404, 151505), (1413, 150540), (1570, 135486), (1737, 122460), (1755, 121204), (1884, 112905), (1930, 110214), (2041, 104220), (2316, 91845), (2340, 90903), (2355, 90324), (2509, 84780), (2826, 75270), (2895, 73476), (3140, 67743), (3474, 61230), (3510, 60602), (3860, 55107), (4082, 52110), (4239, 50180), (4710, 45162), (5018, 42390), (5211, 40820), (5652, 37635), (5790, 36738), (6123, 34740), (6948, 30615), (7020, 30301), (7065, 30108), (7527, 28260), (8164, 26055), (8478, 25090), (8685, 24492), (9420, 22581), (10036, 21195), (10205, 20844), (10422, 20410), (11580, 18369), (12246, 17370), (12545, 16956), (14130, 15054)]