128185680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1861}}^1$

素因数の和:1925

約数の個数: 160

約数和(自身を含む): 465470208

約数和(自身を除く): 337284528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 105, 112, 120, 123, 140, 164, 168, 205, 210, 240, 246, 280, 287, 328, 336, 410, 420, 492, 560, 574, 615, 656, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1680, 1722, 1861, 1968, 2296, 2460, 2870, 3280, 3444, 3722, 4305, 4592, 4920, 5583, 5740, 6888, 7444, 8610, 9305, 9840, 11166, 11480, 13027, 13776, 14888, 17220, 18610, 22332, 22960, 26054, 27915, 29776, 34440, 37220, 39081, 44664, 52108, 55830, 65135, 68880, 74440, 76301, 78162, 89328, 104216, 111660, 130270, 148880, 152602, 156324, 195405, 208432, 223320, 228903, 260540, 305204, 312648, 381505, 390810, 446640, 457806, 521080, 534107, 610408, 625296, 763010, 781620, 915612, 1042160, 1068214, 1144515, 1220816, 1526020, 1563240, 1602321, 1831224, 2136428, 2289030, 2670535, 3052040, 3126480, 3204642, 3662448, 4272856, 4578060, 5341070, 6104080, 6409284, 8011605, 8545712, 9156120, 10682140, 12818568, 16023210, 18312240, 21364280, 25637136, 32046420, 42728560, 64092840, 128185680]

約数ペア:

[(1, 128185680), (2, 64092840), (3, 42728560), (4, 32046420), (5, 25637136), (6, 21364280), (7, 18312240), (8, 16023210), (10, 12818568), (12, 10682140), (14, 9156120), (15, 8545712), (16, 8011605), (20, 6409284), (21, 6104080), (24, 5341070), (28, 4578060), (30, 4272856), (35, 3662448), (40, 3204642), (41, 3126480), (42, 3052040), (48, 2670535), (56, 2289030), (60, 2136428), (70, 1831224), (80, 1602321), (82, 1563240), (84, 1526020), (105, 1220816), (112, 1144515), (120, 1068214), (123, 1042160), (140, 915612), (164, 781620), (168, 763010), (205, 625296), (210, 610408), (240, 534107), (246, 521080), (280, 457806), (287, 446640), (328, 390810), (336, 381505), (410, 312648), (420, 305204), (492, 260540), (560, 228903), (574, 223320), (615, 208432), (656, 195405), (820, 156324), (840, 152602), (861, 148880), (984, 130270), (1148, 111660), (1230, 104216), (1435, 89328), (1640, 78162), (1680, 76301), (1722, 74440), (1861, 68880), (1968, 65135), (2296, 55830), (2460, 52108), (2870, 44664), (3280, 39081), (3444, 37220), (3722, 34440), (4305, 29776), (4592, 27915), (4920, 26054), (5583, 22960), (5740, 22332), (6888, 18610), (7444, 17220), (8610, 14888), (9305, 13776), (9840, 13027), (11166, 11480)]