18002320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 160

約数和(自身を含む): 53139456

約数和(自身を除く): 35137136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 34, 35, 40, 56, 61, 62, 68, 70, 80, 85, 112, 119, 122, 124, 136, 140, 155, 170, 217, 238, 244, 248, 272, 280, 305, 310, 340, 427, 434, 476, 488, 496, 527, 560, 595, 610, 620, 680, 854, 868, 952, 976, 1037, 1054, 1085, 1190, 1220, 1240, 1360, 1708, 1736, 1891, 1904, 2074, 2108, 2135, 2170, 2380, 2440, 2480, 2635, 3416, 3472, 3689, 3782, 4148, 4216, 4270, 4340, 4760, 4880, 5185, 5270, 6832, 7259, 7378, 7564, 8296, 8432, 8540, 8680, 9455, 9520, 10370, 10540, 13237, 14518, 14756, 15128, 16592, 17080, 17360, 18445, 18910, 20740, 21080, 26474, 29036, 29512, 30256, 32147, 34160, 36295, 36890, 37820, 41480, 42160, 52948, 58072, 59024, 64294, 66185, 72590, 73780, 75640, 82960, 105896, 116144, 128588, 132370, 145180, 147560, 151280, 160735, 211792, 225029, 257176, 264740, 290360, 295120, 321470, 450058, 514352, 529480, 580720, 642940, 900116, 1058960, 1125145, 1285880, 1800232, 2250290, 2571760, 3600464, 4500580, 9001160, 18002320]

約数ペア:

[(1, 18002320), (2, 9001160), (4, 4500580), (5, 3600464), (7, 2571760), (8, 2250290), (10, 1800232), (14, 1285880), (16, 1125145), (17, 1058960), (20, 900116), (28, 642940), (31, 580720), (34, 529480), (35, 514352), (40, 450058), (56, 321470), (61, 295120), (62, 290360), (68, 264740), (70, 257176), (80, 225029), (85, 211792), (112, 160735), (119, 151280), (122, 147560), (124, 145180), (136, 132370), (140, 128588), (155, 116144), (170, 105896), (217, 82960), (238, 75640), (244, 73780), (248, 72590), (272, 66185), (280, 64294), (305, 59024), (310, 58072), (340, 52948), (427, 42160), (434, 41480), (476, 37820), (488, 36890), (496, 36295), (527, 34160), (560, 32147), (595, 30256), (610, 29512), (620, 29036), (680, 26474), (854, 21080), (868, 20740), (952, 18910), (976, 18445), (1037, 17360), (1054, 17080), (1085, 16592), (1190, 15128), (1220, 14756), (1240, 14518), (1360, 13237), (1708, 10540), (1736, 10370), (1891, 9520), (1904, 9455), (2074, 8680), (2108, 8540), (2135, 8432), (2170, 8296), (2380, 7564), (2440, 7378), (2480, 7259), (2635, 6832), (3416, 5270), (3472, 5185), (3689, 4880), (3782, 4760), (4148, 4340), (4216, 4270)]