204956640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{20333}}^1$

素因数の和:20361

約数の個数: 144

約数和(自身を含む): 799370208

約数和(自身を除く): 594413568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 20333, 40666, 60999, 81332, 101665, 121998, 142331, 162664, 182997, 203330, 243996, 284662, 304995, 325328, 365994, 406660, 426993, 487992, 569324, 609990, 650656, 711655, 731988, 813320, 853986, 914985, 975984, 1138648, 1219980, 1280979, 1423310, 1463976, 1626640, 1707972, 1829970, 1951968, 2134965, 2277296, 2439960, 2561958, 2846620, 2927952, 3253280, 3415944, 3659940, 4269930, 4554592, 4879920, 5123916, 5693240, 5855904, 6404895, 6831888, 7319880, 8539860, 9759840, 10247832, 11386480, 12809790, 13663776, 14639760, 17079720, 20495664, 22772960, 25619580, 29279520, 34159440, 40991328, 51239160, 68318880, 102478320, 204956640]

約数ペア:

[(1, 204956640), (2, 102478320), (3, 68318880), (4, 51239160), (5, 40991328), (6, 34159440), (7, 29279520), (8, 25619580), (9, 22772960), (10, 20495664), (12, 17079720), (14, 14639760), (15, 13663776), (16, 12809790), (18, 11386480), (20, 10247832), (21, 9759840), (24, 8539860), (28, 7319880), (30, 6831888), (32, 6404895), (35, 5855904), (36, 5693240), (40, 5123916), (42, 4879920), (45, 4554592), (48, 4269930), (56, 3659940), (60, 3415944), (63, 3253280), (70, 2927952), (72, 2846620), (80, 2561958), (84, 2439960), (90, 2277296), (96, 2134965), (105, 1951968), (112, 1829970), (120, 1707972), (126, 1626640), (140, 1463976), (144, 1423310), (160, 1280979), (168, 1219980), (180, 1138648), (210, 975984), (224, 914985), (240, 853986), (252, 813320), (280, 731988), (288, 711655), (315, 650656), (336, 609990), (360, 569324), (420, 487992), (480, 426993), (504, 406660), (560, 365994), (630, 325328), (672, 304995), (720, 284662), (840, 243996), (1008, 203330), (1120, 182997), (1260, 162664), (1440, 142331), (1680, 121998), (2016, 101665), (2520, 81332), (3360, 60999), (5040, 40666), (10080, 20333)]