213919920

素因数分解:

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

素因数の和:1140

約数の個数: 160

約数和(自身を含む): 745160640

約数和(自身を除く): 531240720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 97, 108, 120, 135, 144, 180, 194, 216, 240, 270, 291, 360, 388, 432, 485, 540, 582, 720, 776, 873, 970, 1021, 1080, 1164, 1455, 1552, 1746, 1940, 2042, 2160, 2328, 2619, 2910, 3063, 3492, 3880, 4084, 4365, 4656, 5105, 5238, 5820, 6126, 6984, 7760, 8168, 8730, 9189, 10210, 10476, 11640, 12252, 13095, 13968, 15315, 16336, 17460, 18378, 20420, 20952, 23280, 24504, 26190, 27567, 30630, 34920, 36756, 40840, 41904, 45945, 49008, 52380, 55134, 61260, 69840, 73512, 81680, 91890, 99037, 104760, 110268, 122520, 137835, 147024, 183780, 198074, 209520, 220536, 245040, 275670, 297111, 367560, 396148, 441072, 495185, 551340, 594222, 735120, 792296, 891333, 990370, 1102680, 1188444, 1485555, 1584592, 1782666, 1980740, 2205360, 2376888, 2673999, 2971110, 3565332, 3961480, 4456665, 4753776, 5347998, 5942220, 7130664, 7922960, 8913330, 10695996, 11884440, 13369995, 14261328, 17826660, 21391992, 23768880, 26739990, 35653320, 42783984, 53479980, 71306640, 106959960, 213919920]

約数ペア:

[(1, 213919920), (2, 106959960), (3, 71306640), (4, 53479980), (5, 42783984), (6, 35653320), (8, 26739990), (9, 23768880), (10, 21391992), (12, 17826660), (15, 14261328), (16, 13369995), (18, 11884440), (20, 10695996), (24, 8913330), (27, 7922960), (30, 7130664), (36, 5942220), (40, 5347998), (45, 4753776), (48, 4456665), (54, 3961480), (60, 3565332), (72, 2971110), (80, 2673999), (90, 2376888), (97, 2205360), (108, 1980740), (120, 1782666), (135, 1584592), (144, 1485555), (180, 1188444), (194, 1102680), (216, 990370), (240, 891333), (270, 792296), (291, 735120), (360, 594222), (388, 551340), (432, 495185), (485, 441072), (540, 396148), (582, 367560), (720, 297111), (776, 275670), (873, 245040), (970, 220536), (1021, 209520), (1080, 198074), (1164, 183780), (1455, 147024), (1552, 137835), (1746, 122520), (1940, 110268), (2042, 104760), (2160, 99037), (2328, 91890), (2619, 81680), (2910, 73512), (3063, 69840), (3492, 61260), (3880, 55134), (4084, 52380), (4365, 49008), (4656, 45945), (5105, 41904), (5238, 40840), (5820, 36756), (6126, 34920), (6984, 30630), (7760, 27567), (8168, 26190), (8730, 24504), (9189, 23280), (10210, 20952), (10476, 20420), (11640, 18378), (12252, 17460), (13095, 16336), (13968, 15315)]