161791476

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{331}}^1$

素因数の和:402

約数の個数: 144

約数和(自身を含む): 493506048

約数和(自身を除く): 331714572

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 23, 28, 33, 42, 44, 46, 66, 69, 77, 84, 92, 132, 138, 154, 161, 231, 253, 276, 308, 322, 331, 462, 483, 506, 529, 644, 662, 759, 924, 966, 993, 1012, 1058, 1324, 1518, 1587, 1771, 1932, 1986, 2116, 2317, 3036, 3174, 3542, 3641, 3703, 3972, 4634, 5313, 5819, 6348, 6951, 7084, 7282, 7406, 7613, 9268, 10626, 10923, 11109, 11638, 13902, 14564, 14812, 15226, 17457, 21252, 21846, 22218, 22839, 23276, 25487, 27804, 30452, 34914, 40733, 43692, 44436, 45678, 50974, 53291, 69828, 76461, 81466, 83743, 91356, 101948, 106582, 122199, 152922, 159873, 162932, 167486, 175099, 213164, 244398, 251229, 305844, 319746, 334972, 350198, 488796, 502458, 525297, 586201, 639492, 700396, 1004916, 1050594, 1172402, 1225693, 1758603, 1926089, 2101188, 2344804, 2451386, 3517206, 3677079, 3852178, 4902772, 5778267, 7034412, 7354158, 7704356, 11556534, 13482623, 14708316, 23113068, 26965246, 40447869, 53930492, 80895738, 161791476]

約数ペア:

[(1, 161791476), (2, 80895738), (3, 53930492), (4, 40447869), (6, 26965246), (7, 23113068), (11, 14708316), (12, 13482623), (14, 11556534), (21, 7704356), (22, 7354158), (23, 7034412), (28, 5778267), (33, 4902772), (42, 3852178), (44, 3677079), (46, 3517206), (66, 2451386), (69, 2344804), (77, 2101188), (84, 1926089), (92, 1758603), (132, 1225693), (138, 1172402), (154, 1050594), (161, 1004916), (231, 700396), (253, 639492), (276, 586201), (308, 525297), (322, 502458), (331, 488796), (462, 350198), (483, 334972), (506, 319746), (529, 305844), (644, 251229), (662, 244398), (759, 213164), (924, 175099), (966, 167486), (993, 162932), (1012, 159873), (1058, 152922), (1324, 122199), (1518, 106582), (1587, 101948), (1771, 91356), (1932, 83743), (1986, 81466), (2116, 76461), (2317, 69828), (3036, 53291), (3174, 50974), (3542, 45678), (3641, 44436), (3703, 43692), (3972, 40733), (4634, 34914), (5313, 30452), (5819, 27804), (6348, 25487), (6951, 23276), (7084, 22839), (7282, 22218), (7406, 21846), (7613, 21252), (9268, 17457), (10626, 15226), (10923, 14812), (11109, 14564), (11638, 13902)]