168705992

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 412473600

約数和(自身を除く): 243767608

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 52, 56, 58, 61, 91, 104, 116, 122, 131, 182, 203, 232, 244, 262, 364, 377, 406, 427, 488, 524, 728, 754, 793, 812, 854, 917, 1048, 1508, 1586, 1624, 1703, 1708, 1769, 1834, 2639, 3016, 3172, 3406, 3416, 3538, 3668, 3799, 5278, 5551, 6344, 6812, 7076, 7336, 7598, 7991, 10556, 11102, 11921, 12383, 13624, 14152, 15196, 15982, 21112, 22204, 22997, 23842, 24766, 26593, 30392, 31964, 44408, 45994, 47684, 49387, 49532, 53186, 55937, 63928, 91988, 95368, 98774, 99064, 103883, 106372, 111874, 160979, 183976, 197548, 207766, 212744, 223748, 231739, 321958, 345709, 395096, 415532, 447496, 463478, 643916, 691418, 727181, 831064, 926956, 1287832, 1382836, 1454362, 1622173, 1853912, 2765672, 2908724, 3012607, 3244346, 5817448, 6025214, 6488692, 12050428, 12977384, 21088249, 24100856, 42176498, 84352996, 168705992]

約数ペア:

[(1, 168705992), (2, 84352996), (4, 42176498), (7, 24100856), (8, 21088249), (13, 12977384), (14, 12050428), (26, 6488692), (28, 6025214), (29, 5817448), (52, 3244346), (56, 3012607), (58, 2908724), (61, 2765672), (91, 1853912), (104, 1622173), (116, 1454362), (122, 1382836), (131, 1287832), (182, 926956), (203, 831064), (232, 727181), (244, 691418), (262, 643916), (364, 463478), (377, 447496), (406, 415532), (427, 395096), (488, 345709), (524, 321958), (728, 231739), (754, 223748), (793, 212744), (812, 207766), (854, 197548), (917, 183976), (1048, 160979), (1508, 111874), (1586, 106372), (1624, 103883), (1703, 99064), (1708, 98774), (1769, 95368), (1834, 91988), (2639, 63928), (3016, 55937), (3172, 53186), (3406, 49532), (3416, 49387), (3538, 47684), (3668, 45994), (3799, 44408), (5278, 31964), (5551, 30392), (6344, 26593), (6812, 24766), (7076, 23842), (7336, 22997), (7598, 22204), (7991, 21112), (10556, 15982), (11102, 15196), (11921, 14152), (12383, 13624)]