16978248

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:241

約数の個数: 160

約数和(自身を含む): 57499200

約数和(自身を除く): 40520952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 81, 84, 108, 114, 126, 133, 152, 162, 168, 171, 189, 197, 216, 228, 252, 266, 324, 342, 378, 394, 399, 456, 504, 513, 532, 567, 591, 648, 684, 756, 788, 798, 1026, 1064, 1134, 1182, 1197, 1368, 1379, 1512, 1539, 1576, 1596, 1773, 2052, 2268, 2364, 2394, 2758, 3078, 3192, 3546, 3591, 3743, 4104, 4137, 4536, 4728, 4788, 5319, 5516, 6156, 7092, 7182, 7486, 8274, 9576, 10638, 10773, 11032, 11229, 12312, 12411, 14184, 14364, 14972, 15957, 16548, 21276, 21546, 22458, 24822, 26201, 28728, 29944, 31914, 33096, 33687, 37233, 42552, 43092, 44916, 49644, 52402, 63828, 67374, 74466, 78603, 86184, 89832, 99288, 101061, 104804, 111699, 127656, 134748, 148932, 157206, 202122, 209608, 223398, 235809, 269496, 297864, 303183, 314412, 404244, 446796, 471618, 606366, 628824, 707427, 808488, 893592, 943236, 1212732, 1414854, 1886472, 2122281, 2425464, 2829708, 4244562, 5659416, 8489124, 16978248]

約数ペア:

[(1, 16978248), (2, 8489124), (3, 5659416), (4, 4244562), (6, 2829708), (7, 2425464), (8, 2122281), (9, 1886472), (12, 1414854), (14, 1212732), (18, 943236), (19, 893592), (21, 808488), (24, 707427), (27, 628824), (28, 606366), (36, 471618), (38, 446796), (42, 404244), (54, 314412), (56, 303183), (57, 297864), (63, 269496), (72, 235809), (76, 223398), (81, 209608), (84, 202122), (108, 157206), (114, 148932), (126, 134748), (133, 127656), (152, 111699), (162, 104804), (168, 101061), (171, 99288), (189, 89832), (197, 86184), (216, 78603), (228, 74466), (252, 67374), (266, 63828), (324, 52402), (342, 49644), (378, 44916), (394, 43092), (399, 42552), (456, 37233), (504, 33687), (513, 33096), (532, 31914), (567, 29944), (591, 28728), (648, 26201), (684, 24822), (756, 22458), (788, 21546), (798, 21276), (1026, 16548), (1064, 15957), (1134, 14972), (1182, 14364), (1197, 14184), (1368, 12411), (1379, 12312), (1512, 11229), (1539, 11032), (1576, 10773), (1596, 10638), (1773, 9576), (2052, 8274), (2268, 7486), (2364, 7182), (2394, 7092), (2758, 6156), (3078, 5516), (3192, 5319), (3546, 4788), (3591, 4728), (3743, 4536), (4104, 4137)]