15820629720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{135497}}^1$

素因数の和:135657

約数の個数: 128

約数和(自身を含む): 54632793600

約数和(自身を除く): 38812163880

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, 139, 140, 168, 210, 278, 280, 417, 420, 556, 695, 834, 840, 973, 1112, 1390, 1668, 1946, 2085, 2780, 2919, 3336, 3892, 4170, 4865, 5560, 5838, 7784, 8340, 9730, 11676, 14595, 16680, 19460, 23352, 29190, 38920, 58380, 116760, 135497, 270994, 406491, 541988, 677485, 812982, 948479, 1083976, 1354970, 1625964, 1896958, 2032455, 2709940, 2845437, 3251928, 3793916, 4064910, 4742395, 5419880, 5690874, 7587832, 8129820, 9484790, 11381748, 14227185, 16259640, 18834083, 18969580, 22763496, 28454370, 37668166, 37939160, 56502249, 56908740, 75336332, 94170415, 113004498, 113817480, 131838581, 150672664, 188340830, 226008996, 263677162, 282511245, 376681660, 395515743, 452017992, 527354324, 565022490, 659192905, 753363320, 791031486, 1054708648, 1130044980, 1318385810, 1582062972, 1977578715, 2260089960, 2636771620, 3164125944, 3955157430, 5273543240, 7910314860, 15820629720]

約数ペア:

[(1, 15820629720), (2, 7910314860), (3, 5273543240), (4, 3955157430), (5, 3164125944), (6, 2636771620), (7, 2260089960), (8, 1977578715), (10, 1582062972), (12, 1318385810), (14, 1130044980), (15, 1054708648), (20, 791031486), (21, 753363320), (24, 659192905), (28, 565022490), (30, 527354324), (35, 452017992), (40, 395515743), (42, 376681660), (56, 282511245), (60, 263677162), (70, 226008996), (84, 188340830), (105, 150672664), (120, 131838581), (139, 113817480), (140, 113004498), (168, 94170415), (210, 75336332), (278, 56908740), (280, 56502249), (417, 37939160), (420, 37668166), (556, 28454370), (695, 22763496), (834, 18969580), (840, 18834083), (973, 16259640), (1112, 14227185), (1390, 11381748), (1668, 9484790), (1946, 8129820), (2085, 7587832), (2780, 5690874), (2919, 5419880), (3336, 4742395), (3892, 4064910), (4170, 3793916), (4865, 3251928), (5560, 2845437), (5838, 2709940), (7784, 2032455), (8340, 1896958), (9730, 1625964), (11676, 1354970), (14595, 1083976), (16680, 948479), (19460, 812982), (23352, 677485), (29190, 541988), (38920, 406491), (58380, 270994), (116760, 135497)]