42190720

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1$

素因数の和:504

約数の個数: 128

約数和(自身を含む): 118752480

約数和(自身を除く): 76561760

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 461, 520, 572, 640, 704, 715, 832, 880, 922, 1040, 1144, 1408, 1430, 1664, 1760, 1844, 2080, 2288, 2305, 2860, 3520, 3688, 4160, 4576, 4610, 5071, 5720, 5993, 7040, 7376, 8320, 9152, 9220, 10142, 11440, 11986, 14752, 18304, 18440, 20284, 22880, 23972, 25355, 29504, 29965, 36880, 40568, 45760, 47944, 50710, 59008, 59930, 65923, 73760, 81136, 91520, 95888, 101420, 119860, 131846, 147520, 162272, 191776, 202840, 239720, 263692, 295040, 324544, 329615, 383552, 405680, 479440, 527384, 649088, 659230, 767104, 811360, 958880, 1054768, 1318460, 1622720, 1917760, 2109536, 2636920, 3245440, 3835520, 4219072, 5273840, 8438144, 10547680, 21095360, 42190720]

約数ペア:

[(1, 42190720), (2, 21095360), (4, 10547680), (5, 8438144), (8, 5273840), (10, 4219072), (11, 3835520), (13, 3245440), (16, 2636920), (20, 2109536), (22, 1917760), (26, 1622720), (32, 1318460), (40, 1054768), (44, 958880), (52, 811360), (55, 767104), (64, 659230), (65, 649088), (80, 527384), (88, 479440), (104, 405680), (110, 383552), (128, 329615), (130, 324544), (143, 295040), (160, 263692), (176, 239720), (208, 202840), (220, 191776), (260, 162272), (286, 147520), (320, 131846), (352, 119860), (416, 101420), (440, 95888), (461, 91520), (520, 81136), (572, 73760), (640, 65923), (704, 59930), (715, 59008), (832, 50710), (880, 47944), (922, 45760), (1040, 40568), (1144, 36880), (1408, 29965), (1430, 29504), (1664, 25355), (1760, 23972), (1844, 22880), (2080, 20284), (2288, 18440), (2305, 18304), (2860, 14752), (3520, 11986), (3688, 11440), (4160, 10142), (4576, 9220), (4610, 9152), (5071, 8320), (5720, 7376), (5993, 7040)]