228442760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:775

約数の個数: 128

約数和(自身を含む): 640120320

約数和(自身を除く): 411677560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 97, 104, 130, 140, 182, 194, 260, 280, 364, 388, 455, 485, 520, 647, 679, 728, 776, 910, 970, 1261, 1294, 1358, 1820, 1940, 2522, 2588, 2716, 3235, 3395, 3640, 3880, 4529, 5044, 5176, 5432, 6305, 6470, 6790, 8411, 8827, 9058, 10088, 12610, 12940, 13580, 16822, 17654, 18116, 22645, 25220, 25880, 27160, 33644, 35308, 36232, 42055, 44135, 45290, 50440, 58877, 62759, 67288, 70616, 84110, 88270, 90580, 117754, 125518, 168220, 176540, 181160, 235508, 251036, 294385, 313795, 336440, 353080, 439313, 471016, 502072, 588770, 627590, 815867, 878626, 1177540, 1255180, 1631734, 1757252, 2196565, 2355080, 2510360, 3263468, 3514504, 4079335, 4393130, 5711069, 6526936, 8158670, 8786260, 11422138, 16317340, 17572520, 22844276, 28555345, 32634680, 45688552, 57110690, 114221380, 228442760]

約数ペア:

[(1, 228442760), (2, 114221380), (4, 57110690), (5, 45688552), (7, 32634680), (8, 28555345), (10, 22844276), (13, 17572520), (14, 16317340), (20, 11422138), (26, 8786260), (28, 8158670), (35, 6526936), (40, 5711069), (52, 4393130), (56, 4079335), (65, 3514504), (70, 3263468), (91, 2510360), (97, 2355080), (104, 2196565), (130, 1757252), (140, 1631734), (182, 1255180), (194, 1177540), (260, 878626), (280, 815867), (364, 627590), (388, 588770), (455, 502072), (485, 471016), (520, 439313), (647, 353080), (679, 336440), (728, 313795), (776, 294385), (910, 251036), (970, 235508), (1261, 181160), (1294, 176540), (1358, 168220), (1820, 125518), (1940, 117754), (2522, 90580), (2588, 88270), (2716, 84110), (3235, 70616), (3395, 67288), (3640, 62759), (3880, 58877), (4529, 50440), (5044, 45290), (5176, 44135), (5432, 42055), (6305, 36232), (6470, 35308), (6790, 33644), (8411, 27160), (8827, 25880), (9058, 25220), (10088, 22645), (12610, 18116), (12940, 17654), (13580, 16822)]