491379096

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:529

約数の個数: 128

約数和(自身を含む): 1371686400

約数和(自身を除く): 880307304

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 41, 52, 78, 82, 104, 107, 123, 156, 164, 214, 246, 312, 321, 328, 359, 428, 492, 533, 642, 718, 856, 984, 1066, 1077, 1284, 1391, 1436, 1599, 2132, 2154, 2568, 2782, 2872, 3198, 4173, 4264, 4308, 4387, 4667, 5564, 6396, 8346, 8616, 8774, 9334, 11128, 12792, 13161, 14001, 14719, 16692, 17548, 18668, 26322, 28002, 29438, 33384, 35096, 37336, 38413, 44157, 52644, 56004, 57031, 58876, 76826, 88314, 105288, 112008, 114062, 115239, 117752, 153652, 171093, 176628, 191347, 228124, 230478, 307304, 342186, 353256, 382694, 456248, 460956, 499369, 574041, 684372, 765388, 921912, 998738, 1148082, 1368744, 1498107, 1530776, 1574933, 1997476, 2296164, 2996214, 3149866, 3994952, 4592328, 4724799, 5992428, 6299732, 9449598, 11984856, 12599464, 18899196, 20474129, 37798392, 40948258, 61422387, 81896516, 122844774, 163793032, 245689548, 491379096]

約数ペア:

[(1, 491379096), (2, 245689548), (3, 163793032), (4, 122844774), (6, 81896516), (8, 61422387), (12, 40948258), (13, 37798392), (24, 20474129), (26, 18899196), (39, 12599464), (41, 11984856), (52, 9449598), (78, 6299732), (82, 5992428), (104, 4724799), (107, 4592328), (123, 3994952), (156, 3149866), (164, 2996214), (214, 2296164), (246, 1997476), (312, 1574933), (321, 1530776), (328, 1498107), (359, 1368744), (428, 1148082), (492, 998738), (533, 921912), (642, 765388), (718, 684372), (856, 574041), (984, 499369), (1066, 460956), (1077, 456248), (1284, 382694), (1391, 353256), (1436, 342186), (1599, 307304), (2132, 230478), (2154, 228124), (2568, 191347), (2782, 176628), (2872, 171093), (3198, 153652), (4173, 117752), (4264, 115239), (4308, 114062), (4387, 112008), (4667, 105288), (5564, 88314), (6396, 76826), (8346, 58876), (8616, 57031), (8774, 56004), (9334, 52644), (11128, 44157), (12792, 38413), (13161, 37336), (14001, 35096), (14719, 33384), (16692, 29438), (17548, 28002), (18668, 26322)]