74152620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 236291328

約数和(自身を除く): 162138708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 97, 124, 137, 155, 180, 186, 194, 274, 279, 291, 310, 372, 388, 411, 465, 485, 548, 558, 582, 620, 685, 822, 873, 930, 970, 1116, 1164, 1233, 1370, 1395, 1455, 1644, 1746, 1860, 1940, 2055, 2466, 2740, 2790, 2910, 3007, 3492, 4110, 4247, 4365, 4932, 5580, 5820, 6014, 6165, 8220, 8494, 8730, 9021, 12028, 12330, 12741, 13289, 15035, 16988, 17460, 18042, 21235, 24660, 25482, 26578, 27063, 30070, 36084, 38223, 39867, 42470, 45105, 50964, 53156, 54126, 60140, 63705, 66445, 76446, 79734, 84940, 90210, 108252, 119601, 127410, 132890, 135315, 152892, 159468, 180420, 191115, 199335, 239202, 254820, 265780, 270630, 382230, 398670, 411959, 478404, 541260, 598005, 764460, 797340, 823918, 1196010, 1235877, 1647836, 2059795, 2392020, 2471754, 3707631, 4119590, 4943508, 6179385, 7415262, 8239180, 12358770, 14830524, 18538155, 24717540, 37076310, 74152620]

約数ペア:

[(1, 74152620), (2, 37076310), (3, 24717540), (4, 18538155), (5, 14830524), (6, 12358770), (9, 8239180), (10, 7415262), (12, 6179385), (15, 4943508), (18, 4119590), (20, 3707631), (30, 2471754), (31, 2392020), (36, 2059795), (45, 1647836), (60, 1235877), (62, 1196010), (90, 823918), (93, 797340), (97, 764460), (124, 598005), (137, 541260), (155, 478404), (180, 411959), (186, 398670), (194, 382230), (274, 270630), (279, 265780), (291, 254820), (310, 239202), (372, 199335), (388, 191115), (411, 180420), (465, 159468), (485, 152892), (548, 135315), (558, 132890), (582, 127410), (620, 119601), (685, 108252), (822, 90210), (873, 84940), (930, 79734), (970, 76446), (1116, 66445), (1164, 63705), (1233, 60140), (1370, 54126), (1395, 53156), (1455, 50964), (1644, 45105), (1746, 42470), (1860, 39867), (1940, 38223), (2055, 36084), (2466, 30070), (2740, 27063), (2790, 26578), (2910, 25482), (3007, 24660), (3492, 21235), (4110, 18042), (4247, 17460), (4365, 16988), (4932, 15035), (5580, 13289), (5820, 12741), (6014, 12330), (6165, 12028), (8220, 9021), (8494, 8730)]