205393680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 240

約数和(自身を含む): 733524480

約数和(自身を除く): 528130800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 79, 80, 90, 92, 115, 120, 138, 144, 157, 158, 180, 184, 207, 230, 237, 240, 276, 314, 316, 345, 360, 368, 395, 414, 460, 471, 474, 552, 628, 632, 690, 711, 720, 785, 790, 828, 920, 942, 948, 1035, 1104, 1185, 1256, 1264, 1380, 1413, 1422, 1570, 1580, 1656, 1817, 1840, 1884, 1896, 2070, 2355, 2370, 2512, 2760, 2826, 2844, 3140, 3160, 3312, 3555, 3611, 3634, 3768, 3792, 4140, 4710, 4740, 5451, 5520, 5652, 5688, 6280, 6320, 7065, 7110, 7222, 7268, 7536, 8280, 9085, 9420, 9480, 10833, 10902, 11304, 11376, 12403, 12560, 14130, 14220, 14444, 14536, 16353, 16560, 18055, 18170, 18840, 18960, 21666, 21804, 22608, 24806, 27255, 28260, 28440, 28888, 29072, 32499, 32706, 36110, 36340, 37209, 37680, 43332, 43608, 49612, 54165, 54510, 56520, 56880, 57776, 62015, 64998, 65412, 72220, 72680, 74418, 81765, 86664, 87216, 99224, 108330, 109020, 111627, 113040, 124030, 129996, 130824, 144440, 145360, 148836, 162495, 163530, 173328, 186045, 198448, 216660, 218040, 223254, 248060, 259992, 261648, 285269, 288880, 297672, 324990, 327060, 372090, 433320, 436080, 446508, 496120, 519984, 558135, 570538, 595344, 649980, 654120, 744180, 855807, 866640, 893016, 992240, 1116270, 1141076, 1299960, 1308240, 1426345, 1488360, 1711614, 1786032, 2232540, 2282152, 2567421, 2599920, 2852690, 2976720, 3423228, 4279035, 4465080, 4564304, 5134842, 5705380, 6846456, 8558070, 8930160, 10269684, 11410760, 12837105, 13692912, 17116140, 20539368, 22821520, 25674210, 34232280, 41078736, 51348420, 68464560, 102696840, 205393680]

約数ペア:

[(1, 205393680), (2, 102696840), (3, 68464560), (4, 51348420), (5, 41078736), (6, 34232280), (8, 25674210), (9, 22821520), (10, 20539368), (12, 17116140), (15, 13692912), (16, 12837105), (18, 11410760), (20, 10269684), (23, 8930160), (24, 8558070), (30, 6846456), (36, 5705380), (40, 5134842), (45, 4564304), (46, 4465080), (48, 4279035), (60, 3423228), (69, 2976720), (72, 2852690), (79, 2599920), (80, 2567421), (90, 2282152), (92, 2232540), (115, 1786032), (120, 1711614), (138, 1488360), (144, 1426345), (157, 1308240), (158, 1299960), (180, 1141076), (184, 1116270), (207, 992240), (230, 893016), (237, 866640), (240, 855807), (276, 744180), (314, 654120), (316, 649980), (345, 595344), (360, 570538), (368, 558135), (395, 519984), (414, 496120), (460, 446508), (471, 436080), (474, 433320), (552, 372090), (628, 327060), (632, 324990), (690, 297672), (711, 288880), (720, 285269), (785, 261648), (790, 259992), (828, 248060), (920, 223254), (942, 218040), (948, 216660), (1035, 198448), (1104, 186045), (1185, 173328), (1256, 163530), (1264, 162495), (1380, 148836), (1413, 145360), (1422, 144440), (1570, 130824), (1580, 129996), (1656, 124030), (1817, 113040), (1840, 111627), (1884, 109020), (1896, 108330), (2070, 99224), (2355, 87216), (2370, 86664), (2512, 81765), (2760, 74418), (2826, 72680), (2844, 72220), (3140, 65412), (3160, 64998), (3312, 62015), (3555, 57776), (3611, 56880), (3634, 56520), (3768, 54510), (3792, 54165), (4140, 49612), (4710, 43608), (4740, 43332), (5451, 37680), (5520, 37209), (5652, 36340), (5688, 36110), (6280, 32706), (6320, 32499), (7065, 29072), (7110, 28888), (7222, 28440), (7268, 28260), (7536, 27255), (8280, 24806), (9085, 22608), (9420, 21804), (9480, 21666), (10833, 18960), (10902, 18840), (11304, 18170), (11376, 18055), (12403, 16560), (12560, 16353), (14130, 14536), (14220, 14444)]