201456080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15641}}^1$

素因数の和:15684

約数の個数: 80

約数和(自身を含む): 558607104

約数和(自身を除く): 357151024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 15641, 31282, 62564, 78205, 109487, 125128, 156410, 218974, 250256, 312820, 359743, 437948, 547435, 625640, 719486, 875896, 1094870, 1251280, 1438972, 1751792, 1798715, 2189740, 2518201, 2877944, 3597430, 4379480, 5036402, 5755888, 7194860, 8758960, 10072804, 12591005, 14389720, 20145608, 25182010, 28779440, 40291216, 50364020, 100728040, 201456080]

約数ペア:

[(1, 201456080), (2, 100728040), (4, 50364020), (5, 40291216), (7, 28779440), (8, 25182010), (10, 20145608), (14, 14389720), (16, 12591005), (20, 10072804), (23, 8758960), (28, 7194860), (35, 5755888), (40, 5036402), (46, 4379480), (56, 3597430), (70, 2877944), (80, 2518201), (92, 2189740), (112, 1798715), (115, 1751792), (140, 1438972), (161, 1251280), (184, 1094870), (230, 875896), (280, 719486), (322, 625640), (368, 547435), (460, 437948), (560, 359743), (644, 312820), (805, 250256), (920, 218974), (1288, 156410), (1610, 125128), (1840, 109487), (2576, 78205), (3220, 62564), (6440, 31282), (12880, 15641)]