15918859880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{14083}}^1$

素因数の和:14479

約数の個数: 128

約数和(自身を含む): 44780359680

約数和(自身を除く): 28861499800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 367, 385, 440, 616, 734, 770, 1468, 1540, 1835, 2569, 2936, 3080, 3670, 4037, 5138, 7340, 8074, 10276, 12845, 14083, 14680, 16148, 20185, 20552, 25690, 28166, 28259, 32296, 40370, 51380, 56332, 56518, 70415, 80740, 98581, 102760, 112664, 113036, 140830, 141295, 154913, 161480, 197162, 226072, 281660, 282590, 309826, 394324, 492905, 563320, 565180, 619652, 774565, 788648, 985810, 1084391, 1130360, 1239304, 1549130, 1971620, 2168782, 3098260, 3943240, 4337564, 5168461, 5421955, 6196520, 8675128, 10336922, 10843910, 20673844, 21687820, 25842305, 36179227, 41347688, 43375640, 51684610, 56853071, 72358454, 103369220, 113706142, 144716908, 180896135, 206738440, 227412284, 284265355, 289433816, 361792270, 397971497, 454824568, 568530710, 723584540, 795942994, 1137061420, 1447169080, 1591885988, 1989857485, 2274122840, 3183771976, 3979714970, 7959429940, 15918859880]

約数ペア:

[(1, 15918859880), (2, 7959429940), (4, 3979714970), (5, 3183771976), (7, 2274122840), (8, 1989857485), (10, 1591885988), (11, 1447169080), (14, 1137061420), (20, 795942994), (22, 723584540), (28, 568530710), (35, 454824568), (40, 397971497), (44, 361792270), (55, 289433816), (56, 284265355), (70, 227412284), (77, 206738440), (88, 180896135), (110, 144716908), (140, 113706142), (154, 103369220), (220, 72358454), (280, 56853071), (308, 51684610), (367, 43375640), (385, 41347688), (440, 36179227), (616, 25842305), (734, 21687820), (770, 20673844), (1468, 10843910), (1540, 10336922), (1835, 8675128), (2569, 6196520), (2936, 5421955), (3080, 5168461), (3670, 4337564), (4037, 3943240), (5138, 3098260), (7340, 2168782), (8074, 1971620), (10276, 1549130), (12845, 1239304), (14083, 1130360), (14680, 1084391), (16148, 985810), (20185, 788648), (20552, 774565), (25690, 619652), (28166, 565180), (28259, 563320), (32296, 492905), (40370, 394324), (51380, 309826), (56332, 282590), (56518, 281660), (70415, 226072), (80740, 197162), (98581, 161480), (102760, 154913), (112664, 141295), (113036, 140830)]