198920064

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1721}}^1$

素因数の和:1788

約数の個数: 128

約数和(自身を含む): 618266880

約数和(自身を除く): 419346816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 43, 48, 56, 64, 84, 86, 96, 112, 128, 129, 168, 172, 192, 224, 258, 301, 336, 344, 384, 448, 516, 602, 672, 688, 896, 903, 1032, 1204, 1344, 1376, 1721, 1806, 2064, 2408, 2688, 2752, 3442, 3612, 4128, 4816, 5163, 5504, 6884, 7224, 8256, 9632, 10326, 12047, 13768, 14448, 16512, 19264, 20652, 24094, 27536, 28896, 36141, 38528, 41304, 48188, 55072, 57792, 72282, 74003, 82608, 96376, 110144, 115584, 144564, 148006, 165216, 192752, 220288, 222009, 289128, 296012, 330432, 385504, 444018, 518021, 578256, 592024, 660864, 771008, 888036, 1036042, 1156512, 1184048, 1542016, 1554063, 1776072, 2072084, 2313024, 2368096, 3108126, 3552144, 4144168, 4626048, 4736192, 6216252, 7104288, 8288336, 9472384, 12432504, 14208576, 16576672, 24865008, 28417152, 33153344, 49730016, 66306688, 99460032, 198920064]

約数ペア:

[(1, 198920064), (2, 99460032), (3, 66306688), (4, 49730016), (6, 33153344), (7, 28417152), (8, 24865008), (12, 16576672), (14, 14208576), (16, 12432504), (21, 9472384), (24, 8288336), (28, 7104288), (32, 6216252), (42, 4736192), (43, 4626048), (48, 4144168), (56, 3552144), (64, 3108126), (84, 2368096), (86, 2313024), (96, 2072084), (112, 1776072), (128, 1554063), (129, 1542016), (168, 1184048), (172, 1156512), (192, 1036042), (224, 888036), (258, 771008), (301, 660864), (336, 592024), (344, 578256), (384, 518021), (448, 444018), (516, 385504), (602, 330432), (672, 296012), (688, 289128), (896, 222009), (903, 220288), (1032, 192752), (1204, 165216), (1344, 148006), (1376, 144564), (1721, 115584), (1806, 110144), (2064, 96376), (2408, 82608), (2688, 74003), (2752, 72282), (3442, 57792), (3612, 55072), (4128, 48188), (4816, 41304), (5163, 38528), (5504, 36141), (6884, 28896), (7224, 27536), (8256, 24094), (9632, 20652), (10326, 19264), (12047, 16512), (13768, 14448)]