128208048

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{547}}^1$

素因数の和:834

約数の個数: 80

約数和(自身を含む): 350632320

約数和(自身を除く): 222424272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 257, 304, 456, 514, 547, 771, 912, 1028, 1094, 1542, 1641, 2056, 2188, 3084, 3282, 4112, 4376, 4883, 6168, 6564, 8752, 9766, 10393, 12336, 13128, 14649, 19532, 20786, 26256, 29298, 31179, 39064, 41572, 58596, 62358, 78128, 83144, 117192, 124716, 140579, 166288, 234384, 249432, 281158, 421737, 498864, 562316, 843474, 1124632, 1686948, 2249264, 2671001, 3373896, 5342002, 6747792, 8013003, 10684004, 16026006, 21368008, 32052012, 42736016, 64104024, 128208048]

約数ペア:

[(1, 128208048), (2, 64104024), (3, 42736016), (4, 32052012), (6, 21368008), (8, 16026006), (12, 10684004), (16, 8013003), (19, 6747792), (24, 5342002), (38, 3373896), (48, 2671001), (57, 2249264), (76, 1686948), (114, 1124632), (152, 843474), (228, 562316), (257, 498864), (304, 421737), (456, 281158), (514, 249432), (547, 234384), (771, 166288), (912, 140579), (1028, 124716), (1094, 117192), (1542, 83144), (1641, 78128), (2056, 62358), (2188, 58596), (3084, 41572), (3282, 39064), (4112, 31179), (4376, 29298), (4883, 26256), (6168, 20786), (6564, 19532), (8752, 14649), (9766, 13128), (10393, 12336)]