39529980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:388

約数の個数: 144

約数和(自身を含む): 138640320

約数和(自身を除く): 99110340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 137, 140, 180, 210, 229, 252, 274, 315, 411, 420, 458, 548, 630, 685, 687, 822, 916, 959, 1145, 1233, 1260, 1370, 1374, 1603, 1644, 1918, 2055, 2061, 2290, 2466, 2740, 2748, 2877, 3206, 3435, 3836, 4110, 4122, 4580, 4795, 4809, 4932, 5754, 6165, 6412, 6870, 8015, 8220, 8244, 8631, 9590, 9618, 10305, 11508, 12330, 13740, 14385, 14427, 16030, 17262, 19180, 19236, 20610, 24045, 24660, 28770, 28854, 31373, 32060, 34524, 41220, 43155, 48090, 57540, 57708, 62746, 72135, 86310, 94119, 96180, 125492, 144270, 156865, 172620, 188238, 219611, 282357, 288540, 313730, 376476, 439222, 470595, 564714, 627460, 658833, 878444, 941190, 1098055, 1129428, 1317666, 1411785, 1882380, 1976499, 2196110, 2635332, 2823570, 3294165, 3952998, 4392220, 5647140, 6588330, 7905996, 9882495, 13176660, 19764990, 39529980]

約数ペア:

[(1, 39529980), (2, 19764990), (3, 13176660), (4, 9882495), (5, 7905996), (6, 6588330), (7, 5647140), (9, 4392220), (10, 3952998), (12, 3294165), (14, 2823570), (15, 2635332), (18, 2196110), (20, 1976499), (21, 1882380), (28, 1411785), (30, 1317666), (35, 1129428), (36, 1098055), (42, 941190), (45, 878444), (60, 658833), (63, 627460), (70, 564714), (84, 470595), (90, 439222), (105, 376476), (126, 313730), (137, 288540), (140, 282357), (180, 219611), (210, 188238), (229, 172620), (252, 156865), (274, 144270), (315, 125492), (411, 96180), (420, 94119), (458, 86310), (548, 72135), (630, 62746), (685, 57708), (687, 57540), (822, 48090), (916, 43155), (959, 41220), (1145, 34524), (1233, 32060), (1260, 31373), (1370, 28854), (1374, 28770), (1603, 24660), (1644, 24045), (1918, 20610), (2055, 19236), (2061, 19180), (2290, 17262), (2466, 16030), (2740, 14427), (2748, 14385), (2877, 13740), (3206, 12330), (3435, 11508), (3836, 10305), (4110, 9618), (4122, 9590), (4580, 8631), (4795, 8244), (4809, 8220), (4932, 8015), (5754, 6870), (6165, 6412)]