204987960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1303}}^1$

素因数の和:1362

約数の個数: 192

約数和(自身を含む): 732326400

約数和(自身を除く): 527338440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 23, 24, 30, 36, 38, 40, 45, 46, 57, 60, 69, 72, 76, 90, 92, 95, 114, 115, 120, 138, 152, 171, 180, 184, 190, 207, 228, 230, 276, 285, 342, 345, 360, 380, 414, 437, 456, 460, 552, 570, 684, 690, 760, 828, 855, 874, 920, 1035, 1140, 1303, 1311, 1368, 1380, 1656, 1710, 1748, 2070, 2185, 2280, 2606, 2622, 2760, 3420, 3496, 3909, 3933, 4140, 4370, 5212, 5244, 6515, 6555, 6840, 7818, 7866, 8280, 8740, 10424, 10488, 11727, 13030, 13110, 15636, 15732, 17480, 19545, 19665, 23454, 24757, 26060, 26220, 29969, 31272, 31464, 39090, 39330, 46908, 49514, 52120, 52440, 58635, 59938, 74271, 78180, 78660, 89907, 93816, 99028, 117270, 119876, 123785, 148542, 149845, 156360, 157320, 179814, 198056, 222813, 234540, 239752, 247570, 269721, 297084, 299690, 359628, 371355, 445626, 449535, 469080, 495140, 539442, 569411, 594168, 599380, 719256, 742710, 891252, 899070, 990280, 1078884, 1114065, 1138822, 1198760, 1348605, 1485420, 1708233, 1782504, 1798140, 2157768, 2228130, 2277644, 2697210, 2847055, 2970840, 3416466, 3596280, 4456260, 4555288, 5124699, 5394420, 5694110, 6832932, 8541165, 8912520, 10249398, 10788840, 11388220, 13665864, 17082330, 20498796, 22776440, 25623495, 34164660, 40997592, 51246990, 68329320, 102493980, 204987960]

約数ペア:

[(1, 204987960), (2, 102493980), (3, 68329320), (4, 51246990), (5, 40997592), (6, 34164660), (8, 25623495), (9, 22776440), (10, 20498796), (12, 17082330), (15, 13665864), (18, 11388220), (19, 10788840), (20, 10249398), (23, 8912520), (24, 8541165), (30, 6832932), (36, 5694110), (38, 5394420), (40, 5124699), (45, 4555288), (46, 4456260), (57, 3596280), (60, 3416466), (69, 2970840), (72, 2847055), (76, 2697210), (90, 2277644), (92, 2228130), (95, 2157768), (114, 1798140), (115, 1782504), (120, 1708233), (138, 1485420), (152, 1348605), (171, 1198760), (180, 1138822), (184, 1114065), (190, 1078884), (207, 990280), (228, 899070), (230, 891252), (276, 742710), (285, 719256), (342, 599380), (345, 594168), (360, 569411), (380, 539442), (414, 495140), (437, 469080), (456, 449535), (460, 445626), (552, 371355), (570, 359628), (684, 299690), (690, 297084), (760, 269721), (828, 247570), (855, 239752), (874, 234540), (920, 222813), (1035, 198056), (1140, 179814), (1303, 157320), (1311, 156360), (1368, 149845), (1380, 148542), (1656, 123785), (1710, 119876), (1748, 117270), (2070, 99028), (2185, 93816), (2280, 89907), (2606, 78660), (2622, 78180), (2760, 74271), (3420, 59938), (3496, 58635), (3909, 52440), (3933, 52120), (4140, 49514), (4370, 46908), (5212, 39330), (5244, 39090), (6515, 31464), (6555, 31272), (6840, 29969), (7818, 26220), (7866, 26060), (8280, 24757), (8740, 23454), (10424, 19665), (10488, 19545), (11727, 17480), (13030, 15732), (13110, 15636)]