638682492

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:320

約数の個数: 192

約数和(自身を含む): 1899233280

約数和(自身を除く): 1260550788

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 23, 28, 38, 42, 46, 57, 69, 76, 84, 92, 114, 127, 133, 137, 138, 161, 228, 254, 266, 274, 276, 322, 381, 399, 411, 437, 483, 508, 532, 548, 644, 762, 798, 822, 874, 889, 959, 966, 1311, 1524, 1596, 1644, 1748, 1778, 1918, 1932, 2413, 2603, 2622, 2667, 2877, 2921, 3059, 3151, 3556, 3836, 4826, 5206, 5244, 5334, 5754, 5842, 6118, 6302, 7239, 7809, 8763, 9177, 9453, 9652, 10412, 10668, 11508, 11684, 12236, 12604, 14478, 15618, 16891, 17399, 17526, 18221, 18354, 18906, 20447, 22057, 28956, 31236, 33782, 34798, 35052, 36442, 36708, 37812, 40894, 44114, 50673, 52197, 54663, 55499, 59869, 61341, 66171, 67564, 69596, 72884, 81788, 88228, 101346, 104394, 109326, 110998, 119738, 121793, 122682, 132342, 166497, 179607, 202692, 208788, 218652, 221996, 239476, 243586, 245364, 264684, 330581, 332994, 359214, 365379, 388493, 400177, 419083, 487172, 661162, 665988, 718428, 730758, 776986, 800354, 838166, 991743, 1165479, 1200531, 1257249, 1322324, 1461516, 1553972, 1600708, 1676332, 1983486, 2314067, 2330958, 2401062, 2514498, 2801239, 3966972, 4628134, 4661916, 4802124, 5028996, 5602478, 6942201, 7603363, 8403717, 9256268, 11204956, 13884402, 15206726, 16807434, 22810089, 27768804, 30413452, 33614868, 45620178, 53223541, 91240356, 106447082, 159670623, 212894164, 319341246, 638682492]

約数ペア:

[(1, 638682492), (2, 319341246), (3, 212894164), (4, 159670623), (6, 106447082), (7, 91240356), (12, 53223541), (14, 45620178), (19, 33614868), (21, 30413452), (23, 27768804), (28, 22810089), (38, 16807434), (42, 15206726), (46, 13884402), (57, 11204956), (69, 9256268), (76, 8403717), (84, 7603363), (92, 6942201), (114, 5602478), (127, 5028996), (133, 4802124), (137, 4661916), (138, 4628134), (161, 3966972), (228, 2801239), (254, 2514498), (266, 2401062), (274, 2330958), (276, 2314067), (322, 1983486), (381, 1676332), (399, 1600708), (411, 1553972), (437, 1461516), (483, 1322324), (508, 1257249), (532, 1200531), (548, 1165479), (644, 991743), (762, 838166), (798, 800354), (822, 776986), (874, 730758), (889, 718428), (959, 665988), (966, 661162), (1311, 487172), (1524, 419083), (1596, 400177), (1644, 388493), (1748, 365379), (1778, 359214), (1918, 332994), (1932, 330581), (2413, 264684), (2603, 245364), (2622, 243586), (2667, 239476), (2877, 221996), (2921, 218652), (3059, 208788), (3151, 202692), (3556, 179607), (3836, 166497), (4826, 132342), (5206, 122682), (5244, 121793), (5334, 119738), (5754, 110998), (5842, 109326), (6118, 104394), (6302, 101346), (7239, 88228), (7809, 81788), (8763, 72884), (9177, 69596), (9453, 67564), (9652, 66171), (10412, 61341), (10668, 59869), (11508, 55499), (11684, 54663), (12236, 52197), (12604, 50673), (14478, 44114), (15618, 40894), (16891, 37812), (17399, 36708), (17526, 36442), (18221, 35052), (18354, 34798), (18906, 33782), (20447, 31236), (22057, 28956)]