172800720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2243}}^1$

素因数の和:2369

約数の個数: 120

約数和(自身を含む): 586007136

約数和(自身を除く): 413206416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 107, 120, 144, 180, 214, 240, 321, 360, 428, 535, 642, 720, 856, 963, 1070, 1284, 1605, 1712, 1926, 2140, 2243, 2568, 3210, 3852, 4280, 4486, 4815, 5136, 6420, 6729, 7704, 8560, 8972, 9630, 11215, 12840, 13458, 15408, 17944, 19260, 20187, 22430, 25680, 26916, 33645, 35888, 38520, 40374, 44860, 53832, 67290, 77040, 80748, 89720, 100935, 107664, 134580, 161496, 179440, 201870, 240001, 269160, 322992, 403740, 480002, 538320, 720003, 807480, 960004, 1200005, 1440006, 1614960, 1920008, 2160009, 2400010, 2880012, 3600015, 3840016, 4320018, 4800020, 5760024, 7200030, 8640036, 9600040, 10800045, 11520048, 14400060, 17280072, 19200080, 21600090, 28800120, 34560144, 43200180, 57600240, 86400360, 172800720]

約数ペア:

[(1, 172800720), (2, 86400360), (3, 57600240), (4, 43200180), (5, 34560144), (6, 28800120), (8, 21600090), (9, 19200080), (10, 17280072), (12, 14400060), (15, 11520048), (16, 10800045), (18, 9600040), (20, 8640036), (24, 7200030), (30, 5760024), (36, 4800020), (40, 4320018), (45, 3840016), (48, 3600015), (60, 2880012), (72, 2400010), (80, 2160009), (90, 1920008), (107, 1614960), (120, 1440006), (144, 1200005), (180, 960004), (214, 807480), (240, 720003), (321, 538320), (360, 480002), (428, 403740), (535, 322992), (642, 269160), (720, 240001), (856, 201870), (963, 179440), (1070, 161496), (1284, 134580), (1605, 107664), (1712, 100935), (1926, 89720), (2140, 80748), (2243, 77040), (2568, 67290), (3210, 53832), (3852, 44860), (4280, 40374), (4486, 38520), (4815, 35888), (5136, 33645), (6420, 26916), (6729, 25680), (7704, 22430), (8560, 20187), (8972, 19260), (9630, 17944), (11215, 15408), (12840, 13458)]