209881320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 256

約数和(自身を含む): 746496000

約数和(自身を除く): 536614680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 47, 51, 55, 60, 66, 68, 85, 88, 94, 102, 110, 120, 132, 136, 141, 165, 170, 187, 188, 199, 204, 220, 235, 255, 264, 282, 330, 340, 374, 376, 398, 408, 440, 470, 510, 517, 561, 564, 597, 660, 680, 705, 748, 796, 799, 935, 940, 995, 1020, 1034, 1122, 1128, 1194, 1320, 1410, 1496, 1551, 1592, 1598, 1870, 1880, 1990, 2040, 2068, 2189, 2244, 2388, 2397, 2585, 2805, 2820, 2985, 3102, 3196, 3383, 3740, 3980, 3995, 4136, 4378, 4488, 4776, 4794, 5170, 5610, 5640, 5970, 6204, 6392, 6567, 6766, 7480, 7755, 7960, 7990, 8756, 8789, 9353, 9588, 10149, 10340, 10945, 11220, 11940, 11985, 12408, 13134, 13532, 15510, 15980, 16915, 17512, 17578, 18706, 19176, 20298, 20680, 21890, 22440, 23880, 23970, 26268, 26367, 27064, 28059, 31020, 31960, 32835, 33830, 35156, 37213, 37412, 40596, 43780, 43945, 46765, 47940, 50745, 52536, 52734, 56118, 62040, 65670, 67660, 70312, 74426, 74824, 81192, 87560, 87890, 93530, 95880, 101490, 102883, 105468, 111639, 112236, 131340, 131835, 135320, 140295, 148852, 159001, 175780, 186065, 187060, 202980, 205766, 210936, 223278, 224472, 262680, 263670, 280590, 297704, 308649, 318002, 351560, 372130, 374120, 405960, 411532, 446556, 477003, 514415, 527340, 558195, 561180, 617298, 636004, 744260, 795005, 823064, 893112, 954006, 1028830, 1054680, 1116390, 1122360, 1234596, 1272008, 1488520, 1543245, 1590010, 1749011, 1908012, 2057660, 2232780, 2385015, 2469192, 3086490, 3180020, 3498022, 3816024, 4115320, 4465560, 4770030, 5247033, 6172980, 6360040, 6996044, 8745055, 9540060, 10494066, 12345960, 13992088, 17490110, 19080120, 20988132, 26235165, 34980220, 41976264, 52470330, 69960440, 104940660, 209881320]

約数ペア:

[(1, 209881320), (2, 104940660), (3, 69960440), (4, 52470330), (5, 41976264), (6, 34980220), (8, 26235165), (10, 20988132), (11, 19080120), (12, 17490110), (15, 13992088), (17, 12345960), (20, 10494066), (22, 9540060), (24, 8745055), (30, 6996044), (33, 6360040), (34, 6172980), (40, 5247033), (44, 4770030), (47, 4465560), (51, 4115320), (55, 3816024), (60, 3498022), (66, 3180020), (68, 3086490), (85, 2469192), (88, 2385015), (94, 2232780), (102, 2057660), (110, 1908012), (120, 1749011), (132, 1590010), (136, 1543245), (141, 1488520), (165, 1272008), (170, 1234596), (187, 1122360), (188, 1116390), (199, 1054680), (204, 1028830), (220, 954006), (235, 893112), (255, 823064), (264, 795005), (282, 744260), (330, 636004), (340, 617298), (374, 561180), (376, 558195), (398, 527340), (408, 514415), (440, 477003), (470, 446556), (510, 411532), (517, 405960), (561, 374120), (564, 372130), (597, 351560), (660, 318002), (680, 308649), (705, 297704), (748, 280590), (796, 263670), (799, 262680), (935, 224472), (940, 223278), (995, 210936), (1020, 205766), (1034, 202980), (1122, 187060), (1128, 186065), (1194, 175780), (1320, 159001), (1410, 148852), (1496, 140295), (1551, 135320), (1592, 131835), (1598, 131340), (1870, 112236), (1880, 111639), (1990, 105468), (2040, 102883), (2068, 101490), (2189, 95880), (2244, 93530), (2388, 87890), (2397, 87560), (2585, 81192), (2805, 74824), (2820, 74426), (2985, 70312), (3102, 67660), (3196, 65670), (3383, 62040), (3740, 56118), (3980, 52734), (3995, 52536), (4136, 50745), (4378, 47940), (4488, 46765), (4776, 43945), (4794, 43780), (5170, 40596), (5610, 37412), (5640, 37213), (5970, 35156), (6204, 33830), (6392, 32835), (6567, 31960), (6766, 31020), (7480, 28059), (7755, 27064), (7960, 26367), (7990, 26268), (8756, 23970), (8789, 23880), (9353, 22440), (9588, 21890), (10149, 20680), (10340, 20298), (10945, 19176), (11220, 18706), (11940, 17578), (11985, 17512), (12408, 16915), (13134, 15980), (13532, 15510)]