161638776

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:254

約数の個数: 192

約数和(自身を含む): 507780000

約数和(自身を除く): 346141224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 36, 38, 39, 52, 57, 61, 72, 76, 78, 104, 114, 117, 122, 149, 152, 156, 171, 183, 228, 234, 244, 247, 298, 312, 342, 366, 447, 456, 468, 488, 494, 549, 596, 684, 732, 741, 793, 894, 936, 988, 1098, 1159, 1192, 1341, 1368, 1464, 1482, 1586, 1788, 1937, 1976, 2196, 2223, 2318, 2379, 2682, 2831, 2964, 3172, 3477, 3576, 3874, 4392, 4446, 4636, 4758, 5364, 5662, 5811, 5928, 6344, 6954, 7137, 7748, 8493, 8892, 9089, 9272, 9516, 10431, 10728, 11324, 11622, 13908, 14274, 15067, 15496, 16986, 17433, 17784, 18178, 19032, 20862, 22648, 23244, 25479, 27267, 27816, 28548, 30134, 33972, 34866, 36356, 36803, 41724, 45201, 46488, 50958, 54534, 57096, 60268, 67944, 69732, 72712, 73606, 81801, 83448, 90402, 101916, 109068, 110409, 118157, 120536, 135603, 139464, 147212, 163602, 172691, 180804, 203832, 218136, 220818, 236314, 271206, 294424, 327204, 331227, 345382, 354471, 361608, 441636, 472628, 518073, 542412, 654408, 662454, 690764, 708942, 883272, 945256, 1036146, 1063413, 1084824, 1324908, 1381528, 1417884, 1554219, 2072292, 2126826, 2244983, 2649816, 2835768, 3108438, 4144584, 4253652, 4489966, 6216876, 6734949, 8507304, 8979932, 12433752, 13469898, 17959864, 20204847, 26939796, 40409694, 53879592, 80819388, 161638776]

約数ペア:

[(1, 161638776), (2, 80819388), (3, 53879592), (4, 40409694), (6, 26939796), (8, 20204847), (9, 17959864), (12, 13469898), (13, 12433752), (18, 8979932), (19, 8507304), (24, 6734949), (26, 6216876), (36, 4489966), (38, 4253652), (39, 4144584), (52, 3108438), (57, 2835768), (61, 2649816), (72, 2244983), (76, 2126826), (78, 2072292), (104, 1554219), (114, 1417884), (117, 1381528), (122, 1324908), (149, 1084824), (152, 1063413), (156, 1036146), (171, 945256), (183, 883272), (228, 708942), (234, 690764), (244, 662454), (247, 654408), (298, 542412), (312, 518073), (342, 472628), (366, 441636), (447, 361608), (456, 354471), (468, 345382), (488, 331227), (494, 327204), (549, 294424), (596, 271206), (684, 236314), (732, 220818), (741, 218136), (793, 203832), (894, 180804), (936, 172691), (988, 163602), (1098, 147212), (1159, 139464), (1192, 135603), (1341, 120536), (1368, 118157), (1464, 110409), (1482, 109068), (1586, 101916), (1788, 90402), (1937, 83448), (1976, 81801), (2196, 73606), (2223, 72712), (2318, 69732), (2379, 67944), (2682, 60268), (2831, 57096), (2964, 54534), (3172, 50958), (3477, 46488), (3576, 45201), (3874, 41724), (4392, 36803), (4446, 36356), (4636, 34866), (4758, 33972), (5364, 30134), (5662, 28548), (5811, 27816), (5928, 27267), (6344, 25479), (6954, 23244), (7137, 22648), (7748, 20862), (8493, 19032), (8892, 18178), (9089, 17784), (9272, 17433), (9516, 16986), (10431, 15496), (10728, 15067), (11324, 14274), (11622, 13908)]