72941440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1$

素因数の和:840

約数の個数: 128

約数和(自身を含む): 205117920

約数和(自身を除く): 132176480

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, 520, 572, 640, 704, 715, 797, 832, 880, 1040, 1144, 1408, 1430, 1594, 1664, 1760, 2080, 2288, 2860, 3188, 3520, 3985, 4160, 4576, 5720, 6376, 7040, 7970, 8320, 8767, 9152, 10361, 11440, 12752, 15940, 17534, 18304, 20722, 22880, 25504, 31880, 35068, 41444, 43835, 45760, 51008, 51805, 63760, 70136, 82888, 87670, 91520, 102016, 103610, 113971, 127520, 140272, 165776, 175340, 207220, 227942, 255040, 280544, 331552, 350680, 414440, 455884, 510080, 561088, 569855, 663104, 701360, 828880, 911768, 1122176, 1139710, 1326208, 1402720, 1657760, 1823536, 2279420, 2805440, 3315520, 3647072, 4558840, 5610880, 6631040, 7294144, 9117680, 14588288, 18235360, 36470720, 72941440]

約数ペア:

[(1, 72941440), (2, 36470720), (4, 18235360), (5, 14588288), (8, 9117680), (10, 7294144), (11, 6631040), (13, 5610880), (16, 4558840), (20, 3647072), (22, 3315520), (26, 2805440), (32, 2279420), (40, 1823536), (44, 1657760), (52, 1402720), (55, 1326208), (64, 1139710), (65, 1122176), (80, 911768), (88, 828880), (104, 701360), (110, 663104), (128, 569855), (130, 561088), (143, 510080), (160, 455884), (176, 414440), (208, 350680), (220, 331552), (260, 280544), (286, 255040), (320, 227942), (352, 207220), (416, 175340), (440, 165776), (520, 140272), (572, 127520), (640, 113971), (704, 103610), (715, 102016), (797, 91520), (832, 87670), (880, 82888), (1040, 70136), (1144, 63760), (1408, 51805), (1430, 51008), (1594, 45760), (1664, 43835), (1760, 41444), (2080, 35068), (2288, 31880), (2860, 25504), (3188, 22880), (3520, 20722), (3985, 18304), (4160, 17534), (4576, 15940), (5720, 12752), (6376, 11440), (7040, 10361), (7970, 9152), (8320, 8767)]