284352880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{251}}^1$

素因数の和:312

約数の個数: 180

約数和(自身を含む): 820213128

約数和(自身を除く): 535860248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 196, 238, 245, 251, 272, 280, 289, 340, 392, 476, 490, 502, 560, 578, 595, 680, 784, 833, 952, 980, 1004, 1156, 1190, 1255, 1360, 1445, 1666, 1757, 1904, 1960, 2008, 2023, 2312, 2380, 2510, 2890, 3332, 3514, 3920, 4016, 4046, 4165, 4267, 4624, 4760, 5020, 5780, 6664, 7028, 8092, 8330, 8534, 8785, 9520, 10040, 10115, 11560, 12299, 13328, 14056, 14161, 16184, 16660, 17068, 17570, 20080, 20230, 21335, 23120, 24598, 28112, 28322, 29869, 32368, 33320, 34136, 35140, 40460, 42670, 49196, 56644, 59738, 61495, 66640, 68272, 70280, 70805, 72539, 80920, 85340, 98392, 113288, 119476, 122990, 140560, 141610, 145078, 149345, 161840, 170680, 196784, 209083, 226576, 238952, 245980, 283220, 290156, 298690, 341360, 362695, 418166, 477904, 491960, 507773, 566440, 580312, 597380, 725390, 836332, 983920, 1015546, 1045415, 1132880, 1160624, 1194760, 1450780, 1672664, 2031092, 2090830, 2389520, 2538865, 2901560, 3345328, 3554411, 4062184, 4181660, 5077730, 5803120, 7108822, 8124368, 8363320, 10155460, 14217644, 16726640, 17772055, 20310920, 28435288, 35544110, 40621840, 56870576, 71088220, 142176440, 284352880]

約数ペア:

[(1, 284352880), (2, 142176440), (4, 71088220), (5, 56870576), (7, 40621840), (8, 35544110), (10, 28435288), (14, 20310920), (16, 17772055), (17, 16726640), (20, 14217644), (28, 10155460), (34, 8363320), (35, 8124368), (40, 7108822), (49, 5803120), (56, 5077730), (68, 4181660), (70, 4062184), (80, 3554411), (85, 3345328), (98, 2901560), (112, 2538865), (119, 2389520), (136, 2090830), (140, 2031092), (170, 1672664), (196, 1450780), (238, 1194760), (245, 1160624), (251, 1132880), (272, 1045415), (280, 1015546), (289, 983920), (340, 836332), (392, 725390), (476, 597380), (490, 580312), (502, 566440), (560, 507773), (578, 491960), (595, 477904), (680, 418166), (784, 362695), (833, 341360), (952, 298690), (980, 290156), (1004, 283220), (1156, 245980), (1190, 238952), (1255, 226576), (1360, 209083), (1445, 196784), (1666, 170680), (1757, 161840), (1904, 149345), (1960, 145078), (2008, 141610), (2023, 140560), (2312, 122990), (2380, 119476), (2510, 113288), (2890, 98392), (3332, 85340), (3514, 80920), (3920, 72539), (4016, 70805), (4046, 70280), (4165, 68272), (4267, 66640), (4624, 61495), (4760, 59738), (5020, 56644), (5780, 49196), (6664, 42670), (7028, 40460), (8092, 35140), (8330, 34136), (8534, 33320), (8785, 32368), (9520, 29869), (10040, 28322), (10115, 28112), (11560, 24598), (12299, 23120), (13328, 21335), (14056, 20230), (14161, 20080), (16184, 17570), (16660, 17068)]