80538480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10169}}^1$

素因数の和:10199

約数の個数: 120

約数和(自身を含む): 295092720

約数和(自身を除く): 214554240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 10169, 20338, 30507, 40676, 50845, 61014, 81352, 91521, 101690, 111859, 122028, 152535, 162704, 183042, 203380, 223718, 244056, 305070, 335577, 366084, 406760, 447436, 457605, 488112, 559295, 610140, 671154, 732168, 813520, 894872, 915210, 1006731, 1118590, 1220280, 1342308, 1464336, 1677885, 1789744, 1830420, 2013462, 2237180, 2440560, 2684616, 3355770, 3660840, 4026924, 4474360, 5033655, 5369232, 6711540, 7321680, 8053848, 8948720, 10067310, 13423080, 16107696, 20134620, 26846160, 40269240, 80538480]

約数ペア:

[(1, 80538480), (2, 40269240), (3, 26846160), (4, 20134620), (5, 16107696), (6, 13423080), (8, 10067310), (9, 8948720), (10, 8053848), (11, 7321680), (12, 6711540), (15, 5369232), (16, 5033655), (18, 4474360), (20, 4026924), (22, 3660840), (24, 3355770), (30, 2684616), (33, 2440560), (36, 2237180), (40, 2013462), (44, 1830420), (45, 1789744), (48, 1677885), (55, 1464336), (60, 1342308), (66, 1220280), (72, 1118590), (80, 1006731), (88, 915210), (90, 894872), (99, 813520), (110, 732168), (120, 671154), (132, 610140), (144, 559295), (165, 488112), (176, 457605), (180, 447436), (198, 406760), (220, 366084), (240, 335577), (264, 305070), (330, 244056), (360, 223718), (396, 203380), (440, 183042), (495, 162704), (528, 152535), (660, 122028), (720, 111859), (792, 101690), (880, 91521), (990, 81352), (1320, 61014), (1584, 50845), (1980, 40676), (2640, 30507), (3960, 20338), (7920, 10169)]