204565760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 216

約数和(自身を含む): 602407680

約数和(自身を除く): 397841920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 79, 80, 85, 112, 119, 128, 136, 140, 158, 160, 170, 224, 238, 256, 272, 280, 289, 316, 320, 340, 395, 448, 476, 544, 553, 560, 578, 595, 632, 640, 680, 790, 896, 952, 1088, 1106, 1120, 1156, 1190, 1264, 1280, 1343, 1360, 1445, 1580, 1792, 1904, 2023, 2176, 2212, 2240, 2312, 2380, 2528, 2686, 2720, 2765, 2890, 3160, 3808, 4046, 4352, 4424, 4480, 4624, 4760, 5056, 5372, 5440, 5530, 5780, 6320, 6715, 7616, 8092, 8848, 8960, 9248, 9401, 9520, 10112, 10115, 10744, 10880, 11060, 11560, 12640, 13430, 15232, 16184, 17696, 18496, 18802, 19040, 20224, 20230, 21488, 21760, 22120, 22831, 23120, 25280, 26860, 30464, 32368, 35392, 36992, 37604, 38080, 40460, 42976, 44240, 45662, 46240, 47005, 50560, 53720, 64736, 70784, 73984, 75208, 76160, 80920, 85952, 88480, 91324, 92480, 94010, 101120, 107440, 114155, 129472, 141568, 150416, 152320, 159817, 161840, 171904, 176960, 182648, 184960, 188020, 214880, 228310, 258944, 300832, 319634, 323680, 343808, 353920, 365296, 369920, 376040, 429760, 456620, 517888, 601664, 639268, 647360, 707840, 730592, 752080, 799085, 859520, 913240, 1203328, 1278536, 1294720, 1461184, 1504160, 1598170, 1719040, 1826480, 2406656, 2557072, 2589440, 2922368, 3008320, 3196340, 3652960, 5114144, 5844736, 6016640, 6392680, 7305920, 10228288, 12033280, 12785360, 14611840, 20456576, 25570720, 29223680, 40913152, 51141440, 102282880, 204565760]

約数ペア:

[(1, 204565760), (2, 102282880), (4, 51141440), (5, 40913152), (7, 29223680), (8, 25570720), (10, 20456576), (14, 14611840), (16, 12785360), (17, 12033280), (20, 10228288), (28, 7305920), (32, 6392680), (34, 6016640), (35, 5844736), (40, 5114144), (56, 3652960), (64, 3196340), (68, 3008320), (70, 2922368), (79, 2589440), (80, 2557072), (85, 2406656), (112, 1826480), (119, 1719040), (128, 1598170), (136, 1504160), (140, 1461184), (158, 1294720), (160, 1278536), (170, 1203328), (224, 913240), (238, 859520), (256, 799085), (272, 752080), (280, 730592), (289, 707840), (316, 647360), (320, 639268), (340, 601664), (395, 517888), (448, 456620), (476, 429760), (544, 376040), (553, 369920), (560, 365296), (578, 353920), (595, 343808), (632, 323680), (640, 319634), (680, 300832), (790, 258944), (896, 228310), (952, 214880), (1088, 188020), (1106, 184960), (1120, 182648), (1156, 176960), (1190, 171904), (1264, 161840), (1280, 159817), (1343, 152320), (1360, 150416), (1445, 141568), (1580, 129472), (1792, 114155), (1904, 107440), (2023, 101120), (2176, 94010), (2212, 92480), (2240, 91324), (2312, 88480), (2380, 85952), (2528, 80920), (2686, 76160), (2720, 75208), (2765, 73984), (2890, 70784), (3160, 64736), (3808, 53720), (4046, 50560), (4352, 47005), (4424, 46240), (4480, 45662), (4624, 44240), (4760, 42976), (5056, 40460), (5372, 38080), (5440, 37604), (5530, 36992), (5780, 35392), (6320, 32368), (6715, 30464), (7616, 26860), (8092, 25280), (8848, 23120), (8960, 22831), (9248, 22120), (9401, 21760), (9520, 21488), (10112, 20230), (10115, 20224), (10744, 19040), (10880, 18802), (11060, 18496), (11560, 17696), (12640, 16184), (13430, 15232)]