80424240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:351

約数の個数: 160

約数和(自身を含む): 271857600

約数和(自身を除く): 191433360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 149, 156, 173, 195, 208, 240, 260, 298, 312, 346, 390, 447, 519, 520, 596, 624, 692, 745, 780, 865, 894, 1038, 1040, 1192, 1384, 1490, 1560, 1730, 1788, 1937, 2076, 2235, 2249, 2384, 2595, 2768, 2980, 3120, 3460, 3576, 3874, 4152, 4470, 4498, 5190, 5811, 5960, 6747, 6920, 7152, 7748, 8304, 8940, 8996, 9685, 10380, 11245, 11622, 11920, 13494, 13840, 15496, 17880, 17992, 19370, 20760, 22490, 23244, 25777, 26988, 29055, 30992, 33735, 35760, 35984, 38740, 41520, 44980, 46488, 51554, 53976, 58110, 67470, 77331, 77480, 89960, 92976, 103108, 107952, 116220, 128885, 134940, 154662, 154960, 179920, 206216, 232440, 257770, 269880, 309324, 335101, 386655, 412432, 464880, 515540, 539760, 618648, 670202, 773310, 1005303, 1031080, 1237296, 1340404, 1546620, 1675505, 2010606, 2062160, 2680808, 3093240, 3351010, 4021212, 5026515, 5361616, 6186480, 6702020, 8042424, 10053030, 13404040, 16084848, 20106060, 26808080, 40212120, 80424240]

約数ペア:

[(1, 80424240), (2, 40212120), (3, 26808080), (4, 20106060), (5, 16084848), (6, 13404040), (8, 10053030), (10, 8042424), (12, 6702020), (13, 6186480), (15, 5361616), (16, 5026515), (20, 4021212), (24, 3351010), (26, 3093240), (30, 2680808), (39, 2062160), (40, 2010606), (48, 1675505), (52, 1546620), (60, 1340404), (65, 1237296), (78, 1031080), (80, 1005303), (104, 773310), (120, 670202), (130, 618648), (149, 539760), (156, 515540), (173, 464880), (195, 412432), (208, 386655), (240, 335101), (260, 309324), (298, 269880), (312, 257770), (346, 232440), (390, 206216), (447, 179920), (519, 154960), (520, 154662), (596, 134940), (624, 128885), (692, 116220), (745, 107952), (780, 103108), (865, 92976), (894, 89960), (1038, 77480), (1040, 77331), (1192, 67470), (1384, 58110), (1490, 53976), (1560, 51554), (1730, 46488), (1788, 44980), (1937, 41520), (2076, 38740), (2235, 35984), (2249, 35760), (2384, 33735), (2595, 30992), (2768, 29055), (2980, 26988), (3120, 25777), (3460, 23244), (3576, 22490), (3874, 20760), (4152, 19370), (4470, 17992), (4498, 17880), (5190, 15496), (5811, 13840), (5960, 13494), (6747, 11920), (6920, 11622), (7152, 11245), (7748, 10380), (8304, 9685), (8940, 8996)]