72309160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1381}}^1$

素因数の和:1427

約数の個数: 128

約数和(自身を含む): 214928640

約数和(自身を除く): 142619480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 136, 140, 154, 170, 187, 220, 238, 280, 308, 340, 374, 385, 440, 476, 595, 616, 680, 748, 770, 935, 952, 1190, 1309, 1381, 1496, 1540, 1870, 2380, 2618, 2762, 3080, 3740, 4760, 5236, 5524, 6545, 6905, 7480, 9667, 10472, 11048, 13090, 13810, 15191, 19334, 23477, 26180, 27620, 30382, 38668, 46954, 48335, 52360, 55240, 60764, 75955, 77336, 93908, 96670, 106337, 117385, 121528, 151910, 164339, 187816, 193340, 212674, 234770, 258247, 303820, 328678, 386680, 425348, 469540, 516494, 531685, 607640, 657356, 821695, 850696, 939080, 1032988, 1063370, 1291235, 1314712, 1643390, 1807729, 2065976, 2126740, 2582470, 3286780, 3615458, 4253480, 5164940, 6573560, 7230916, 9038645, 10329880, 14461832, 18077290, 36154580, 72309160]

約数ペア:

[(1, 72309160), (2, 36154580), (4, 18077290), (5, 14461832), (7, 10329880), (8, 9038645), (10, 7230916), (11, 6573560), (14, 5164940), (17, 4253480), (20, 3615458), (22, 3286780), (28, 2582470), (34, 2126740), (35, 2065976), (40, 1807729), (44, 1643390), (55, 1314712), (56, 1291235), (68, 1063370), (70, 1032988), (77, 939080), (85, 850696), (88, 821695), (110, 657356), (119, 607640), (136, 531685), (140, 516494), (154, 469540), (170, 425348), (187, 386680), (220, 328678), (238, 303820), (280, 258247), (308, 234770), (340, 212674), (374, 193340), (385, 187816), (440, 164339), (476, 151910), (595, 121528), (616, 117385), (680, 106337), (748, 96670), (770, 93908), (935, 77336), (952, 75955), (1190, 60764), (1309, 55240), (1381, 52360), (1496, 48335), (1540, 46954), (1870, 38668), (2380, 30382), (2618, 27620), (2762, 26180), (3080, 23477), (3740, 19334), (4760, 15191), (5236, 13810), (5524, 13090), (6545, 11048), (6905, 10472), (7480, 9667)]