80324640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{461}}^1$

素因数の和:504

約数の個数: 216

約数和(自身を含む): 301945644

約数和(自身を除く): 221621004

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 121, 132, 144, 160, 165, 176, 180, 198, 220, 240, 242, 264, 288, 330, 352, 360, 363, 396, 440, 461, 480, 484, 495, 528, 605, 660, 720, 726, 792, 880, 922, 968, 990, 1056, 1089, 1210, 1320, 1383, 1440, 1452, 1584, 1760, 1815, 1844, 1936, 1980, 2178, 2305, 2420, 2640, 2766, 2904, 3168, 3630, 3688, 3872, 3960, 4149, 4356, 4610, 4840, 5071, 5280, 5445, 5532, 5808, 6915, 7260, 7376, 7920, 8298, 8712, 9220, 9680, 10142, 10890, 11064, 11616, 13830, 14520, 14752, 15213, 15840, 16596, 17424, 18440, 19360, 20284, 20745, 21780, 22128, 25355, 27660, 29040, 30426, 33192, 34848, 36880, 40568, 41490, 43560, 44256, 45639, 50710, 55320, 55781, 58080, 60852, 66384, 73760, 76065, 81136, 82980, 87120, 91278, 101420, 110640, 111562, 121704, 132768, 152130, 162272, 165960, 167343, 174240, 182556, 202840, 221280, 223124, 228195, 243408, 278905, 304260, 331920, 334686, 365112, 405680, 446248, 456390, 486816, 502029, 557810, 608520, 663840, 669372, 730224, 811360, 836715, 892496, 912780, 1004058, 1115620, 1217040, 1338744, 1460448, 1673430, 1784992, 1825560, 2008116, 2231240, 2434080, 2510145, 2677488, 3346860, 3651120, 4016232, 4462480, 5020290, 5354976, 6693720, 7302240, 8032464, 8924960, 10040580, 13387440, 16064928, 20081160, 26774880, 40162320, 80324640]

約数ペア:

[(1, 80324640), (2, 40162320), (3, 26774880), (4, 20081160), (5, 16064928), (6, 13387440), (8, 10040580), (9, 8924960), (10, 8032464), (11, 7302240), (12, 6693720), (15, 5354976), (16, 5020290), (18, 4462480), (20, 4016232), (22, 3651120), (24, 3346860), (30, 2677488), (32, 2510145), (33, 2434080), (36, 2231240), (40, 2008116), (44, 1825560), (45, 1784992), (48, 1673430), (55, 1460448), (60, 1338744), (66, 1217040), (72, 1115620), (80, 1004058), (88, 912780), (90, 892496), (96, 836715), (99, 811360), (110, 730224), (120, 669372), (121, 663840), (132, 608520), (144, 557810), (160, 502029), (165, 486816), (176, 456390), (180, 446248), (198, 405680), (220, 365112), (240, 334686), (242, 331920), (264, 304260), (288, 278905), (330, 243408), (352, 228195), (360, 223124), (363, 221280), (396, 202840), (440, 182556), (461, 174240), (480, 167343), (484, 165960), (495, 162272), (528, 152130), (605, 132768), (660, 121704), (720, 111562), (726, 110640), (792, 101420), (880, 91278), (922, 87120), (968, 82980), (990, 81136), (1056, 76065), (1089, 73760), (1210, 66384), (1320, 60852), (1383, 58080), (1440, 55781), (1452, 55320), (1584, 50710), (1760, 45639), (1815, 44256), (1844, 43560), (1936, 41490), (1980, 40568), (2178, 36880), (2305, 34848), (2420, 33192), (2640, 30426), (2766, 29040), (2904, 27660), (3168, 25355), (3630, 22128), (3688, 21780), (3872, 20745), (3960, 20284), (4149, 19360), (4356, 18440), (4610, 17424), (4840, 16596), (5071, 15840), (5280, 15213), (5445, 14752), (5532, 14520), (5808, 13830), (6915, 11616), (7260, 11064), (7376, 10890), (7920, 10142), (8298, 9680), (8712, 9220)]