74978820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{8501}}^1$

素因数の和:8530

約数の個数: 108

約数和(自身を含む): 264599244

約数和(自身を除く): 189620424

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8501, 8820, 17002, 25503, 34004, 42505, 51006, 59507, 76509, 85010, 102012, 119014, 127515, 153018, 170020, 178521, 238028, 255030, 297535, 306036, 357042, 382545, 416549, 510060, 535563, 595070, 714084, 765090, 833098, 892605, 1071126, 1190140, 1249647, 1530180, 1666196, 1785210, 2082745, 2142252, 2499294, 2677815, 3570420, 3748941, 4165490, 4998588, 5355630, 6248235, 7497882, 8330980, 10711260, 12496470, 14995764, 18744705, 24992940, 37489410, 74978820]

約数ペア:

[(1, 74978820), (2, 37489410), (3, 24992940), (4, 18744705), (5, 14995764), (6, 12496470), (7, 10711260), (9, 8330980), (10, 7497882), (12, 6248235), (14, 5355630), (15, 4998588), (18, 4165490), (20, 3748941), (21, 3570420), (28, 2677815), (30, 2499294), (35, 2142252), (36, 2082745), (42, 1785210), (45, 1666196), (49, 1530180), (60, 1249647), (63, 1190140), (70, 1071126), (84, 892605), (90, 833098), (98, 765090), (105, 714084), (126, 595070), (140, 535563), (147, 510060), (180, 416549), (196, 382545), (210, 357042), (245, 306036), (252, 297535), (294, 255030), (315, 238028), (420, 178521), (441, 170020), (490, 153018), (588, 127515), (630, 119014), (735, 102012), (882, 85010), (980, 76509), (1260, 59507), (1470, 51006), (1764, 42505), (2205, 34004), (2940, 25503), (4410, 17002), (8501, 8820)]