257197680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2089}}^1$

素因数の和:2133

約数の個数: 200

約数和(自身を含む): 940750800

約数和(自身を除く): 683553120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 513, 540, 570, 648, 684, 720, 760, 810, 855, 912, 1026, 1080, 1140, 1296, 1368, 1520, 1539, 1620, 1710, 2052, 2089, 2160, 2280, 2565, 2736, 3078, 3240, 3420, 4104, 4178, 4560, 5130, 6156, 6267, 6480, 6840, 7695, 8208, 8356, 10260, 10445, 12312, 12534, 13680, 15390, 16712, 18801, 20520, 20890, 24624, 25068, 30780, 31335, 33424, 37602, 39691, 41040, 41780, 50136, 56403, 61560, 62670, 75204, 79382, 83560, 94005, 100272, 112806, 119073, 123120, 125340, 150408, 158764, 167120, 169209, 188010, 198455, 225612, 238146, 250680, 282015, 300816, 317528, 338418, 357219, 376020, 396910, 451224, 476292, 501360, 564030, 595365, 635056, 676836, 714438, 752040, 793820, 846045, 902448, 952584, 1071657, 1128060, 1190730, 1353672, 1428876, 1504080, 1587640, 1692090, 1786095, 1905168, 2143314, 2256120, 2381460, 2707344, 2857752, 3175280, 3214971, 3384180, 3572190, 4286628, 4512240, 4762920, 5358285, 5715504, 6429942, 6768360, 7144380, 8573256, 9525840, 10716570, 12859884, 13536720, 14288760, 16074855, 17146512, 21433140, 25719768, 28577520, 32149710, 42866280, 51439536, 64299420, 85732560, 128598840, 257197680]

約数ペア:

[(1, 257197680), (2, 128598840), (3, 85732560), (4, 64299420), (5, 51439536), (6, 42866280), (8, 32149710), (9, 28577520), (10, 25719768), (12, 21433140), (15, 17146512), (16, 16074855), (18, 14288760), (19, 13536720), (20, 12859884), (24, 10716570), (27, 9525840), (30, 8573256), (36, 7144380), (38, 6768360), (40, 6429942), (45, 5715504), (48, 5358285), (54, 4762920), (57, 4512240), (60, 4286628), (72, 3572190), (76, 3384180), (80, 3214971), (81, 3175280), (90, 2857752), (95, 2707344), (108, 2381460), (114, 2256120), (120, 2143314), (135, 1905168), (144, 1786095), (152, 1692090), (162, 1587640), (171, 1504080), (180, 1428876), (190, 1353672), (216, 1190730), (228, 1128060), (240, 1071657), (270, 952584), (285, 902448), (304, 846045), (324, 793820), (342, 752040), (360, 714438), (380, 676836), (405, 635056), (432, 595365), (456, 564030), (513, 501360), (540, 476292), (570, 451224), (648, 396910), (684, 376020), (720, 357219), (760, 338418), (810, 317528), (855, 300816), (912, 282015), (1026, 250680), (1080, 238146), (1140, 225612), (1296, 198455), (1368, 188010), (1520, 169209), (1539, 167120), (1620, 158764), (1710, 150408), (2052, 125340), (2089, 123120), (2160, 119073), (2280, 112806), (2565, 100272), (2736, 94005), (3078, 83560), (3240, 79382), (3420, 75204), (4104, 62670), (4178, 61560), (4560, 56403), (5130, 50136), (6156, 41780), (6267, 41040), (6480, 39691), (6840, 37602), (7695, 33424), (8208, 31335), (8356, 30780), (10260, 25068), (10445, 24624), (12312, 20890), (12534, 20520), (13680, 18801), (15390, 16712)]