351428280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{953}}^1$

素因数の和:1413

約数の個数: 128

約数和(自身を含む): 1208908800

約数和(自身を除く): 857480520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 439, 840, 878, 953, 1317, 1756, 1906, 2195, 2634, 2859, 3073, 3512, 3812, 4390, 4765, 5268, 5718, 6146, 6585, 6671, 7624, 8780, 9219, 9530, 10536, 11436, 12292, 13170, 13342, 14295, 15365, 17560, 18438, 19060, 20013, 22872, 24584, 26340, 26684, 28590, 30730, 33355, 36876, 38120, 40026, 46095, 52680, 53368, 57180, 61460, 66710, 73752, 80052, 92190, 100065, 114360, 122920, 133420, 160104, 184380, 200130, 266840, 368760, 400260, 418367, 800520, 836734, 1255101, 1673468, 2091835, 2510202, 2928569, 3346936, 4183670, 5020404, 5857138, 6275505, 8367340, 8785707, 10040808, 11714276, 12551010, 14642845, 16734680, 17571414, 23428552, 25102020, 29285690, 35142828, 43928535, 50204040, 58571380, 70285656, 87857070, 117142760, 175714140, 351428280]

約数ペア:

[(1, 351428280), (2, 175714140), (3, 117142760), (4, 87857070), (5, 70285656), (6, 58571380), (7, 50204040), (8, 43928535), (10, 35142828), (12, 29285690), (14, 25102020), (15, 23428552), (20, 17571414), (21, 16734680), (24, 14642845), (28, 12551010), (30, 11714276), (35, 10040808), (40, 8785707), (42, 8367340), (56, 6275505), (60, 5857138), (70, 5020404), (84, 4183670), (105, 3346936), (120, 2928569), (140, 2510202), (168, 2091835), (210, 1673468), (280, 1255101), (420, 836734), (439, 800520), (840, 418367), (878, 400260), (953, 368760), (1317, 266840), (1756, 200130), (1906, 184380), (2195, 160104), (2634, 133420), (2859, 122920), (3073, 114360), (3512, 100065), (3812, 92190), (4390, 80052), (4765, 73752), (5268, 66710), (5718, 61460), (6146, 57180), (6585, 53368), (6671, 52680), (7624, 46095), (8780, 40026), (9219, 38120), (9530, 36876), (10536, 33355), (11436, 30730), (12292, 28590), (13170, 26684), (13342, 26340), (14295, 24584), (15365, 22872), (17560, 20013), (18438, 19060)]