51121440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:423

約数の個数: 144

約数和(自身を含む): 176432256

約数和(自身を除く): 125310816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 131, 144, 160, 180, 240, 262, 271, 288, 360, 393, 480, 524, 542, 655, 720, 786, 813, 1048, 1084, 1179, 1310, 1355, 1440, 1572, 1626, 1965, 2096, 2168, 2358, 2439, 2620, 2710, 3144, 3252, 3930, 4065, 4192, 4336, 4716, 4878, 5240, 5420, 5895, 6288, 6504, 7860, 8130, 8672, 9432, 9756, 10480, 10840, 11790, 12195, 12576, 13008, 15720, 16260, 18864, 19512, 20960, 21680, 23580, 24390, 26016, 31440, 32520, 35501, 37728, 39024, 43360, 47160, 48780, 62880, 65040, 71002, 78048, 94320, 97560, 106503, 130080, 142004, 177505, 188640, 195120, 213006, 284008, 319509, 355010, 390240, 426012, 532515, 568016, 639018, 710020, 852024, 1065030, 1136032, 1278036, 1420040, 1597545, 1704048, 2130060, 2556072, 2840080, 3195090, 3408096, 4260120, 5112144, 5680160, 6390180, 8520240, 10224288, 12780360, 17040480, 25560720, 51121440]

約数ペア:

[(1, 51121440), (2, 25560720), (3, 17040480), (4, 12780360), (5, 10224288), (6, 8520240), (8, 6390180), (9, 5680160), (10, 5112144), (12, 4260120), (15, 3408096), (16, 3195090), (18, 2840080), (20, 2556072), (24, 2130060), (30, 1704048), (32, 1597545), (36, 1420040), (40, 1278036), (45, 1136032), (48, 1065030), (60, 852024), (72, 710020), (80, 639018), (90, 568016), (96, 532515), (120, 426012), (131, 390240), (144, 355010), (160, 319509), (180, 284008), (240, 213006), (262, 195120), (271, 188640), (288, 177505), (360, 142004), (393, 130080), (480, 106503), (524, 97560), (542, 94320), (655, 78048), (720, 71002), (786, 65040), (813, 62880), (1048, 48780), (1084, 47160), (1179, 43360), (1310, 39024), (1355, 37728), (1440, 35501), (1572, 32520), (1626, 31440), (1965, 26016), (2096, 24390), (2168, 23580), (2358, 21680), (2439, 20960), (2620, 19512), (2710, 18864), (3144, 16260), (3252, 15720), (3930, 13008), (4065, 12576), (4192, 12195), (4336, 11790), (4716, 10840), (4878, 10480), (5240, 9756), (5420, 9432), (5895, 8672), (6288, 8130), (6504, 7860)]