171580920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:234

約数の個数: 256

約数和(自身を含む): 627056640

約数和(自身を除く): 455475720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 83, 84, 92, 105, 107, 115, 120, 138, 140, 161, 166, 168, 184, 210, 214, 230, 249, 276, 280, 321, 322, 332, 345, 415, 420, 428, 460, 483, 498, 535, 552, 581, 642, 644, 664, 690, 749, 805, 830, 840, 856, 920, 966, 996, 1070, 1162, 1245, 1284, 1288, 1380, 1498, 1605, 1610, 1660, 1743, 1909, 1932, 1992, 2140, 2247, 2324, 2415, 2461, 2490, 2568, 2760, 2905, 2996, 3210, 3220, 3320, 3486, 3745, 3818, 3864, 4280, 4494, 4648, 4830, 4922, 4980, 5727, 5810, 5992, 6420, 6440, 6972, 7383, 7490, 7636, 8715, 8881, 8988, 9545, 9660, 9844, 9960, 11235, 11454, 11620, 12305, 12840, 13363, 13944, 14766, 14980, 15272, 17227, 17430, 17762, 17976, 19090, 19320, 19688, 22470, 22908, 23240, 24610, 26643, 26726, 28635, 29532, 29960, 34454, 34860, 35524, 36915, 38180, 40089, 44405, 44940, 45816, 49220, 51681, 53286, 53452, 57270, 59064, 62167, 66815, 68908, 69720, 71048, 73830, 76360, 80178, 86135, 88810, 89880, 98440, 103362, 106572, 106904, 114540, 124334, 133215, 133630, 137816, 147660, 160356, 172270, 177620, 186501, 200445, 204263, 206724, 213144, 229080, 248668, 258405, 266430, 267260, 295320, 310835, 320712, 344540, 355240, 373002, 400890, 408526, 413448, 497336, 516810, 532860, 534520, 612789, 621670, 689080, 746004, 801780, 817052, 932505, 1021315, 1033620, 1065720, 1225578, 1243340, 1429841, 1492008, 1603560, 1634104, 1865010, 2042630, 2067240, 2451156, 2486680, 2859682, 3063945, 3730020, 4085260, 4289523, 4902312, 5719364, 6127890, 7149205, 7460040, 8170520, 8579046, 11438728, 12255780, 14298410, 17158092, 21447615, 24511560, 28596820, 34316184, 42895230, 57193640, 85790460, 171580920]

約数ペア:

[(1, 171580920), (2, 85790460), (3, 57193640), (4, 42895230), (5, 34316184), (6, 28596820), (7, 24511560), (8, 21447615), (10, 17158092), (12, 14298410), (14, 12255780), (15, 11438728), (20, 8579046), (21, 8170520), (23, 7460040), (24, 7149205), (28, 6127890), (30, 5719364), (35, 4902312), (40, 4289523), (42, 4085260), (46, 3730020), (56, 3063945), (60, 2859682), (69, 2486680), (70, 2451156), (83, 2067240), (84, 2042630), (92, 1865010), (105, 1634104), (107, 1603560), (115, 1492008), (120, 1429841), (138, 1243340), (140, 1225578), (161, 1065720), (166, 1033620), (168, 1021315), (184, 932505), (210, 817052), (214, 801780), (230, 746004), (249, 689080), (276, 621670), (280, 612789), (321, 534520), (322, 532860), (332, 516810), (345, 497336), (415, 413448), (420, 408526), (428, 400890), (460, 373002), (483, 355240), (498, 344540), (535, 320712), (552, 310835), (581, 295320), (642, 267260), (644, 266430), (664, 258405), (690, 248668), (749, 229080), (805, 213144), (830, 206724), (840, 204263), (856, 200445), (920, 186501), (966, 177620), (996, 172270), (1070, 160356), (1162, 147660), (1245, 137816), (1284, 133630), (1288, 133215), (1380, 124334), (1498, 114540), (1605, 106904), (1610, 106572), (1660, 103362), (1743, 98440), (1909, 89880), (1932, 88810), (1992, 86135), (2140, 80178), (2247, 76360), (2324, 73830), (2415, 71048), (2461, 69720), (2490, 68908), (2568, 66815), (2760, 62167), (2905, 59064), (2996, 57270), (3210, 53452), (3220, 53286), (3320, 51681), (3486, 49220), (3745, 45816), (3818, 44940), (3864, 44405), (4280, 40089), (4494, 38180), (4648, 36915), (4830, 35524), (4922, 34860), (4980, 34454), (5727, 29960), (5810, 29532), (5992, 28635), (6420, 26726), (6440, 26643), (6972, 24610), (7383, 23240), (7490, 22908), (7636, 22470), (8715, 19688), (8881, 19320), (8988, 19090), (9545, 17976), (9660, 17762), (9844, 17430), (9960, 17227), (11235, 15272), (11454, 14980), (11620, 14766), (12305, 13944), (12840, 13363)]