71702190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:327

約数の個数: 144

約数和(自身を含む): 220877280

約数和(自身を除く): 149175090

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 71, 90, 98, 105, 126, 142, 147, 210, 213, 229, 245, 294, 315, 355, 426, 441, 458, 490, 497, 630, 639, 687, 710, 735, 882, 994, 1065, 1145, 1278, 1374, 1470, 1491, 1603, 2061, 2130, 2205, 2290, 2485, 2982, 3195, 3206, 3435, 3479, 4122, 4410, 4473, 4809, 4970, 6390, 6870, 6958, 7455, 8015, 8946, 9618, 10305, 10437, 11221, 14427, 14910, 16030, 16259, 17395, 20610, 20874, 22365, 22442, 24045, 28854, 31311, 32518, 33663, 34790, 44730, 48090, 48777, 52185, 56105, 62622, 67326, 72135, 81295, 97554, 100989, 104370, 112210, 113813, 144270, 146331, 156555, 162590, 168315, 201978, 227626, 243885, 292662, 313110, 336630, 341439, 487770, 504945, 569065, 682878, 731655, 796691, 1009890, 1024317, 1138130, 1463310, 1593382, 1707195, 2048634, 2390073, 3414390, 3983455, 4780146, 5121585, 7170219, 7966910, 10243170, 11950365, 14340438, 23900730, 35851095, 71702190]

約数ペア:

[(1, 71702190), (2, 35851095), (3, 23900730), (5, 14340438), (6, 11950365), (7, 10243170), (9, 7966910), (10, 7170219), (14, 5121585), (15, 4780146), (18, 3983455), (21, 3414390), (30, 2390073), (35, 2048634), (42, 1707195), (45, 1593382), (49, 1463310), (63, 1138130), (70, 1024317), (71, 1009890), (90, 796691), (98, 731655), (105, 682878), (126, 569065), (142, 504945), (147, 487770), (210, 341439), (213, 336630), (229, 313110), (245, 292662), (294, 243885), (315, 227626), (355, 201978), (426, 168315), (441, 162590), (458, 156555), (490, 146331), (497, 144270), (630, 113813), (639, 112210), (687, 104370), (710, 100989), (735, 97554), (882, 81295), (994, 72135), (1065, 67326), (1145, 62622), (1278, 56105), (1374, 52185), (1470, 48777), (1491, 48090), (1603, 44730), (2061, 34790), (2130, 33663), (2205, 32518), (2290, 31311), (2485, 28854), (2982, 24045), (3195, 22442), (3206, 22365), (3435, 20874), (3479, 20610), (4122, 17395), (4410, 16259), (4473, 16030), (4809, 14910), (4970, 14427), (6390, 11221), (6870, 10437), (6958, 10305), (7455, 9618), (8015, 8946)]