217606240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1523}}^1$

素因数の和:1604

約数の個数: 96

約数和(自身を含む): 553029120

約数和(自身を除く): 335422880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 47, 76, 80, 94, 95, 152, 160, 188, 190, 235, 304, 376, 380, 470, 608, 752, 760, 893, 940, 1504, 1520, 1523, 1786, 1880, 3040, 3046, 3572, 3760, 4465, 6092, 7144, 7520, 7615, 8930, 12184, 14288, 15230, 17860, 24368, 28576, 28937, 30460, 35720, 48736, 57874, 60920, 71440, 71581, 115748, 121840, 142880, 143162, 144685, 231496, 243680, 286324, 289370, 357905, 462992, 572648, 578740, 715810, 925984, 1145296, 1157480, 1360039, 1431620, 2290592, 2314960, 2720078, 2863240, 4629920, 5440156, 5726480, 6800195, 10880312, 11452960, 13600390, 21760624, 27200780, 43521248, 54401560, 108803120, 217606240]

約数ペア:

[(1, 217606240), (2, 108803120), (4, 54401560), (5, 43521248), (8, 27200780), (10, 21760624), (16, 13600390), (19, 11452960), (20, 10880312), (32, 6800195), (38, 5726480), (40, 5440156), (47, 4629920), (76, 2863240), (80, 2720078), (94, 2314960), (95, 2290592), (152, 1431620), (160, 1360039), (188, 1157480), (190, 1145296), (235, 925984), (304, 715810), (376, 578740), (380, 572648), (470, 462992), (608, 357905), (752, 289370), (760, 286324), (893, 243680), (940, 231496), (1504, 144685), (1520, 143162), (1523, 142880), (1786, 121840), (1880, 115748), (3040, 71581), (3046, 71440), (3572, 60920), (3760, 57874), (4465, 48736), (6092, 35720), (7144, 30460), (7520, 28937), (7615, 28576), (8930, 24368), (12184, 17860), (14288, 15230)]