221016320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1451}}^1$

素因数の和:1496

約数の個数: 144

約数和(自身を含む): 641063808

約数和(自身を除く): 420047488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1280, 1360, 1451, 1792, 1904, 2176, 2240, 2380, 2720, 2902, 3808, 4352, 4480, 4760, 5440, 5804, 7255, 7616, 8960, 9520, 10157, 10880, 11608, 14510, 15232, 19040, 20314, 21760, 23216, 24667, 29020, 30464, 38080, 40628, 46432, 49334, 50785, 58040, 76160, 81256, 92864, 98668, 101570, 116080, 123335, 152320, 162512, 172669, 185728, 197336, 203140, 232160, 246670, 325024, 345338, 371456, 394672, 406280, 464320, 493340, 650048, 690676, 789344, 812560, 863345, 928640, 986680, 1300096, 1381352, 1578688, 1625120, 1726690, 1857280, 1973360, 2600192, 2762704, 3157376, 3250240, 3453380, 3946720, 5525408, 6314752, 6500480, 6906760, 7893440, 11050816, 13000960, 13813520, 15786880, 22101632, 27627040, 31573760, 44203264, 55254080, 110508160, 221016320]

約数ペア:

[(1, 221016320), (2, 110508160), (4, 55254080), (5, 44203264), (7, 31573760), (8, 27627040), (10, 22101632), (14, 15786880), (16, 13813520), (17, 13000960), (20, 11050816), (28, 7893440), (32, 6906760), (34, 6500480), (35, 6314752), (40, 5525408), (56, 3946720), (64, 3453380), (68, 3250240), (70, 3157376), (80, 2762704), (85, 2600192), (112, 1973360), (119, 1857280), (128, 1726690), (136, 1625120), (140, 1578688), (160, 1381352), (170, 1300096), (224, 986680), (238, 928640), (256, 863345), (272, 812560), (280, 789344), (320, 690676), (340, 650048), (448, 493340), (476, 464320), (544, 406280), (560, 394672), (595, 371456), (640, 345338), (680, 325024), (896, 246670), (952, 232160), (1088, 203140), (1120, 197336), (1190, 185728), (1280, 172669), (1360, 162512), (1451, 152320), (1792, 123335), (1904, 116080), (2176, 101570), (2240, 98668), (2380, 92864), (2720, 81256), (2902, 76160), (3808, 58040), (4352, 50785), (4480, 49334), (4760, 46432), (5440, 40628), (5804, 38080), (7255, 30464), (7616, 29020), (8960, 24667), (9520, 23216), (10157, 21760), (10880, 20314), (11608, 19040), (14510, 15232)]