72952880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{911}}^1$

素因数の和:955

約数の個数: 160

約数和(自身を含む): 227985408

約数和(自身を除く): 155032528

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 176, 182, 208, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 560, 572, 616, 715, 728, 770, 880, 910, 911, 1001, 1040, 1144, 1232, 1430, 1456, 1540, 1820, 1822, 2002, 2288, 2860, 3080, 3640, 3644, 4004, 4555, 5005, 5720, 6160, 6377, 7280, 7288, 8008, 9110, 10010, 10021, 11440, 11843, 12754, 14576, 16016, 18220, 20020, 20042, 23686, 25508, 31885, 36440, 40040, 40084, 47372, 50105, 51016, 59215, 63770, 70147, 72880, 80080, 80168, 82901, 94744, 100210, 102032, 118430, 127540, 130273, 140294, 160336, 165802, 189488, 200420, 236860, 255080, 260546, 280588, 331604, 350735, 400840, 414505, 473720, 510160, 521092, 561176, 651365, 663208, 701470, 801680, 829010, 911911, 947440, 1042184, 1122352, 1302730, 1326416, 1402940, 1658020, 1823822, 2084368, 2605460, 2805880, 3316040, 3647644, 4559555, 5210920, 5611760, 6632080, 7295288, 9119110, 10421840, 14590576, 18238220, 36476440, 72952880]

約数ペア:

[(1, 72952880), (2, 36476440), (4, 18238220), (5, 14590576), (7, 10421840), (8, 9119110), (10, 7295288), (11, 6632080), (13, 5611760), (14, 5210920), (16, 4559555), (20, 3647644), (22, 3316040), (26, 2805880), (28, 2605460), (35, 2084368), (40, 1823822), (44, 1658020), (52, 1402940), (55, 1326416), (56, 1302730), (65, 1122352), (70, 1042184), (77, 947440), (80, 911911), (88, 829010), (91, 801680), (104, 701470), (110, 663208), (112, 651365), (130, 561176), (140, 521092), (143, 510160), (154, 473720), (176, 414505), (182, 400840), (208, 350735), (220, 331604), (260, 280588), (280, 260546), (286, 255080), (308, 236860), (364, 200420), (385, 189488), (440, 165802), (455, 160336), (520, 140294), (560, 130273), (572, 127540), (616, 118430), (715, 102032), (728, 100210), (770, 94744), (880, 82901), (910, 80168), (911, 80080), (1001, 72880), (1040, 70147), (1144, 63770), (1232, 59215), (1430, 51016), (1456, 50105), (1540, 47372), (1820, 40084), (1822, 40040), (2002, 36440), (2288, 31885), (2860, 25508), (3080, 23686), (3640, 20042), (3644, 20020), (4004, 18220), (4555, 16016), (5005, 14576), (5720, 12754), (6160, 11843), (6377, 11440), (7280, 10021), (7288, 10010), (8008, 9110)]