128875511280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{487}}^1\times {\mathrm{4099}}^1$

素因数の和:4871

約数の個数: 160

約数和(自身を含む): 401920704000

約数和(自身を除く): 273045192720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 269, 487, 538, 807, 974, 1076, 1345, 1461, 1614, 1948, 2152, 2435, 2690, 2922, 3228, 3896, 4035, 4099, 4304, 4870, 5380, 5844, 6456, 7305, 7792, 8070, 8198, 9740, 10760, 11688, 12297, 12912, 14610, 16140, 16396, 19480, 20495, 21520, 23376, 24594, 29220, 32280, 32792, 38960, 40990, 49188, 58440, 61485, 64560, 65584, 81980, 98376, 116880, 122970, 131003, 163960, 196752, 245940, 262006, 327920, 393009, 491880, 524012, 655015, 786018, 983760, 1048024, 1102631, 1310030, 1572036, 1965045, 1996213, 2096048, 2205262, 2620060, 3144072, 3307893, 3930090, 3992426, 4410524, 5240120, 5513155, 5988639, 6288144, 6615786, 7860180, 7984852, 8821048, 9981065, 10480240, 11026310, 11977278, 13231572, 15720360, 15969704, 16539465, 17642096, 19962130, 22052620, 23954556, 26463144, 29943195, 31440720, 31939408, 33078930, 39924260, 44105240, 47909112, 52926288, 59886390, 66157860, 79848520, 88210480, 95818224, 119772780, 132315720, 159697040, 239545560, 264631440, 479091120, 536981297, 1073962594, 1610943891, 2147925188, 2684906485, 3221887782, 4295850376, 5369812970, 6443775564, 8054719455, 8591700752, 10739625940, 12887551128, 16109438910, 21479251880, 25775102256, 32218877820, 42958503760, 64437755640, 128875511280]

約数ペア:

[(1, 128875511280), (2, 64437755640), (3, 42958503760), (4, 32218877820), (5, 25775102256), (6, 21479251880), (8, 16109438910), (10, 12887551128), (12, 10739625940), (15, 8591700752), (16, 8054719455), (20, 6443775564), (24, 5369812970), (30, 4295850376), (40, 3221887782), (48, 2684906485), (60, 2147925188), (80, 1610943891), (120, 1073962594), (240, 536981297), (269, 479091120), (487, 264631440), (538, 239545560), (807, 159697040), (974, 132315720), (1076, 119772780), (1345, 95818224), (1461, 88210480), (1614, 79848520), (1948, 66157860), (2152, 59886390), (2435, 52926288), (2690, 47909112), (2922, 44105240), (3228, 39924260), (3896, 33078930), (4035, 31939408), (4099, 31440720), (4304, 29943195), (4870, 26463144), (5380, 23954556), (5844, 22052620), (6456, 19962130), (7305, 17642096), (7792, 16539465), (8070, 15969704), (8198, 15720360), (9740, 13231572), (10760, 11977278), (11688, 11026310), (12297, 10480240), (12912, 9981065), (14610, 8821048), (16140, 7984852), (16396, 7860180), (19480, 6615786), (20495, 6288144), (21520, 5988639), (23376, 5513155), (24594, 5240120), (29220, 4410524), (32280, 3992426), (32792, 3930090), (38960, 3307893), (40990, 3144072), (49188, 2620060), (58440, 2205262), (61485, 2096048), (64560, 1996213), (65584, 1965045), (81980, 1572036), (98376, 1310030), (116880, 1102631), (122970, 1048024), (131003, 983760), (163960, 786018), (196752, 655015), (245940, 524012), (262006, 491880), (327920, 393009)]