71306640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1021}}^1$

素因数の和:1137

約数の個数: 120

約数和(自身を含む): 242177208

約数和(自身を除く): 170870568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 97, 120, 144, 180, 194, 240, 291, 360, 388, 485, 582, 720, 776, 873, 970, 1021, 1164, 1455, 1552, 1746, 1940, 2042, 2328, 2910, 3063, 3492, 3880, 4084, 4365, 4656, 5105, 5820, 6126, 6984, 7760, 8168, 8730, 9189, 10210, 11640, 12252, 13968, 15315, 16336, 17460, 18378, 20420, 23280, 24504, 30630, 34920, 36756, 40840, 45945, 49008, 61260, 69840, 73512, 81680, 91890, 99037, 122520, 147024, 183780, 198074, 245040, 297111, 367560, 396148, 495185, 594222, 735120, 792296, 891333, 990370, 1188444, 1485555, 1584592, 1782666, 1980740, 2376888, 2971110, 3565332, 3961480, 4456665, 4753776, 5942220, 7130664, 7922960, 8913330, 11884440, 14261328, 17826660, 23768880, 35653320, 71306640]

約数ペア:

[(1, 71306640), (2, 35653320), (3, 23768880), (4, 17826660), (5, 14261328), (6, 11884440), (8, 8913330), (9, 7922960), (10, 7130664), (12, 5942220), (15, 4753776), (16, 4456665), (18, 3961480), (20, 3565332), (24, 2971110), (30, 2376888), (36, 1980740), (40, 1782666), (45, 1584592), (48, 1485555), (60, 1188444), (72, 990370), (80, 891333), (90, 792296), (97, 735120), (120, 594222), (144, 495185), (180, 396148), (194, 367560), (240, 297111), (291, 245040), (360, 198074), (388, 183780), (485, 147024), (582, 122520), (720, 99037), (776, 91890), (873, 81680), (970, 73512), (1021, 69840), (1164, 61260), (1455, 49008), (1552, 45945), (1746, 40840), (1940, 36756), (2042, 34920), (2328, 30630), (2910, 24504), (3063, 23280), (3492, 20420), (3880, 18378), (4084, 17460), (4365, 16336), (4656, 15315), (5105, 13968), (5820, 12252), (6126, 11640), (6984, 10210), (7760, 9189), (8168, 8730)]