31411680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2111}}^1$

素因数の和:2160

約数の個数: 96

約数和(自身を含む): 102187008

約数和(自身を除く): 70775328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2111, 2480, 2976, 3720, 4222, 4960, 6333, 7440, 8444, 10555, 12666, 14880, 16888, 21110, 25332, 31665, 33776, 42220, 50664, 63330, 65441, 67552, 84440, 101328, 126660, 130882, 168880, 196323, 202656, 253320, 261764, 327205, 337760, 392646, 506640, 523528, 654410, 785292, 981615, 1013280, 1047056, 1308820, 1570584, 1963230, 2094112, 2617640, 3141168, 3926460, 5235280, 6282336, 7852920, 10470560, 15705840, 31411680]

約数ペア:

[(1, 31411680), (2, 15705840), (3, 10470560), (4, 7852920), (5, 6282336), (6, 5235280), (8, 3926460), (10, 3141168), (12, 2617640), (15, 2094112), (16, 1963230), (20, 1570584), (24, 1308820), (30, 1047056), (31, 1013280), (32, 981615), (40, 785292), (48, 654410), (60, 523528), (62, 506640), (80, 392646), (93, 337760), (96, 327205), (120, 261764), (124, 253320), (155, 202656), (160, 196323), (186, 168880), (240, 130882), (248, 126660), (310, 101328), (372, 84440), (465, 67552), (480, 65441), (496, 63330), (620, 50664), (744, 42220), (930, 33776), (992, 31665), (1240, 25332), (1488, 21110), (1860, 16888), (2111, 14880), (2480, 12666), (2976, 10555), (3720, 8444), (4222, 7440), (4960, 6333)]