15977640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{827}}^1$

素因数の和:871

約数の個数: 128

約数和(自身を含む): 57231360

約数和(自身を除く): 41253720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 827, 840, 920, 966, 1288, 1380, 1610, 1654, 1932, 2415, 2481, 2760, 3220, 3308, 3864, 4135, 4830, 4962, 5789, 6440, 6616, 8270, 9660, 9924, 11578, 12405, 16540, 17367, 19021, 19320, 19848, 23156, 24810, 28945, 33080, 34734, 38042, 46312, 49620, 57063, 57890, 69468, 76084, 86835, 95105, 99240, 114126, 115780, 133147, 138936, 152168, 173670, 190210, 228252, 231560, 266294, 285315, 347340, 380420, 399441, 456504, 532588, 570630, 665735, 694680, 760840, 798882, 1065176, 1141260, 1331470, 1597764, 1997205, 2282520, 2662940, 3195528, 3994410, 5325880, 7988820, 15977640]

約数ペア:

[(1, 15977640), (2, 7988820), (3, 5325880), (4, 3994410), (5, 3195528), (6, 2662940), (7, 2282520), (8, 1997205), (10, 1597764), (12, 1331470), (14, 1141260), (15, 1065176), (20, 798882), (21, 760840), (23, 694680), (24, 665735), (28, 570630), (30, 532588), (35, 456504), (40, 399441), (42, 380420), (46, 347340), (56, 285315), (60, 266294), (69, 231560), (70, 228252), (84, 190210), (92, 173670), (105, 152168), (115, 138936), (120, 133147), (138, 115780), (140, 114126), (161, 99240), (168, 95105), (184, 86835), (210, 76084), (230, 69468), (276, 57890), (280, 57063), (322, 49620), (345, 46312), (420, 38042), (460, 34734), (483, 33080), (552, 28945), (644, 24810), (690, 23156), (805, 19848), (827, 19320), (840, 19021), (920, 17367), (966, 16540), (1288, 12405), (1380, 11578), (1610, 9924), (1654, 9660), (1932, 8270), (2415, 6616), (2481, 6440), (2760, 5789), (3220, 4962), (3308, 4830), (3864, 4135)]