145505640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2087}}^1$

素因数の和:2191

約数の個数: 128

約数和(自身を含む): 505128960

約数和(自身を除く): 359623320

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, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 498, 581, 664, 830, 840, 996, 1162, 1245, 1660, 1743, 1992, 2087, 2324, 2490, 2905, 3320, 3486, 4174, 4648, 4980, 5810, 6261, 6972, 8348, 8715, 9960, 10435, 11620, 12522, 13944, 14609, 16696, 17430, 20870, 23240, 25044, 29218, 31305, 34860, 41740, 43827, 50088, 58436, 62610, 69720, 73045, 83480, 87654, 116872, 125220, 146090, 173221, 175308, 219135, 250440, 292180, 346442, 350616, 438270, 519663, 584360, 692884, 866105, 876540, 1039326, 1212547, 1385768, 1732210, 1753080, 2078652, 2425094, 2598315, 3464420, 3637641, 4157304, 4850188, 5196630, 6062735, 6928840, 7275282, 9700376, 10393260, 12125470, 14550564, 18188205, 20786520, 24250940, 29101128, 36376410, 48501880, 72752820, 145505640]

約数ペア:

[(1, 145505640), (2, 72752820), (3, 48501880), (4, 36376410), (5, 29101128), (6, 24250940), (7, 20786520), (8, 18188205), (10, 14550564), (12, 12125470), (14, 10393260), (15, 9700376), (20, 7275282), (21, 6928840), (24, 6062735), (28, 5196630), (30, 4850188), (35, 4157304), (40, 3637641), (42, 3464420), (56, 2598315), (60, 2425094), (70, 2078652), (83, 1753080), (84, 1732210), (105, 1385768), (120, 1212547), (140, 1039326), (166, 876540), (168, 866105), (210, 692884), (249, 584360), (280, 519663), (332, 438270), (415, 350616), (420, 346442), (498, 292180), (581, 250440), (664, 219135), (830, 175308), (840, 173221), (996, 146090), (1162, 125220), (1245, 116872), (1660, 87654), (1743, 83480), (1992, 73045), (2087, 69720), (2324, 62610), (2490, 58436), (2905, 50088), (3320, 43827), (3486, 41740), (4174, 34860), (4648, 31305), (4980, 29218), (5810, 25044), (6261, 23240), (6972, 20870), (8348, 17430), (8715, 16696), (9960, 14609), (10435, 13944), (11620, 12522)]