1221895584

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15541}}^1$

素因数の和:15580

約数の個数: 192

約数和(自身を含む): 4386574080

約数和(自身を除く): 3164678496

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 84, 91, 96, 104, 108, 112, 117, 126, 144, 156, 168, 182, 189, 208, 216, 224, 234, 252, 273, 288, 312, 336, 351, 364, 378, 416, 432, 468, 504, 546, 624, 672, 702, 728, 756, 819, 864, 936, 1008, 1092, 1248, 1404, 1456, 1512, 1638, 1872, 2016, 2184, 2457, 2808, 2912, 3024, 3276, 3744, 4368, 4914, 5616, 6048, 6552, 8736, 9828, 11232, 13104, 15541, 19656, 26208, 31082, 39312, 46623, 62164, 78624, 93246, 108787, 124328, 139869, 186492, 202033, 217574, 248656, 279738, 326361, 372984, 404066, 419607, 435148, 497312, 559476, 606099, 652722, 745968, 808132, 839214, 870296, 979083, 1118952, 1212198, 1305444, 1414231, 1491936, 1616264, 1678428, 1740592, 1818297, 1958166, 2237904, 2424396, 2610888, 2828462, 2937249, 3232528, 3356856, 3481184, 3636594, 3916332, 4242693, 4475808, 4848792, 5221776, 5454891, 5656924, 5874498, 6465056, 6713712, 7273188, 7832664, 8485386, 9697584, 10443552, 10909782, 11313848, 11748996, 12728079, 13427424, 14546376, 15665328, 16970772, 19395168, 21819564, 22627696, 23497992, 25456158, 29092752, 31330656, 33941544, 38184237, 43639128, 45255392, 46995984, 50912316, 58185504, 67883088, 76368474, 87278256, 93991968, 101824632, 135766176, 152736948, 174556512, 203649264, 305473896, 407298528, 610947792, 1221895584]

約数ペア:

[(1, 1221895584), (2, 610947792), (3, 407298528), (4, 305473896), (6, 203649264), (7, 174556512), (8, 152736948), (9, 135766176), (12, 101824632), (13, 93991968), (14, 87278256), (16, 76368474), (18, 67883088), (21, 58185504), (24, 50912316), (26, 46995984), (27, 45255392), (28, 43639128), (32, 38184237), (36, 33941544), (39, 31330656), (42, 29092752), (48, 25456158), (52, 23497992), (54, 22627696), (56, 21819564), (63, 19395168), (72, 16970772), (78, 15665328), (84, 14546376), (91, 13427424), (96, 12728079), (104, 11748996), (108, 11313848), (112, 10909782), (117, 10443552), (126, 9697584), (144, 8485386), (156, 7832664), (168, 7273188), (182, 6713712), (189, 6465056), (208, 5874498), (216, 5656924), (224, 5454891), (234, 5221776), (252, 4848792), (273, 4475808), (288, 4242693), (312, 3916332), (336, 3636594), (351, 3481184), (364, 3356856), (378, 3232528), (416, 2937249), (432, 2828462), (468, 2610888), (504, 2424396), (546, 2237904), (624, 1958166), (672, 1818297), (702, 1740592), (728, 1678428), (756, 1616264), (819, 1491936), (864, 1414231), (936, 1305444), (1008, 1212198), (1092, 1118952), (1248, 979083), (1404, 870296), (1456, 839214), (1512, 808132), (1638, 745968), (1872, 652722), (2016, 606099), (2184, 559476), (2457, 497312), (2808, 435148), (2912, 419607), (3024, 404066), (3276, 372984), (3744, 326361), (4368, 279738), (4914, 248656), (5616, 217574), (6048, 202033), (6552, 186492), (8736, 139869), (9828, 124328), (11232, 108787), (13104, 93246), (15541, 78624), (19656, 62164), (26208, 46623), (31082, 39312)]