1276608480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19997}}^1$

素因数の和:20041

約数の個数: 192

約数和(自身を含む): 4837916160

約数和(自身を除く): 3561307680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 210, 224, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 480, 532, 560, 570, 608, 665, 672, 760, 798, 840, 912, 1064, 1120, 1140, 1330, 1520, 1596, 1680, 1824, 1995, 2128, 2280, 2660, 3040, 3192, 3360, 3990, 4256, 4560, 5320, 6384, 7980, 9120, 10640, 12768, 15960, 19997, 21280, 31920, 39994, 59991, 63840, 79988, 99985, 119982, 139979, 159976, 199970, 239964, 279958, 299955, 319952, 379943, 399940, 419937, 479928, 559916, 599910, 639904, 699895, 759886, 799880, 839874, 959856, 1119832, 1139829, 1199820, 1399790, 1519772, 1599760, 1679748, 1899715, 1919712, 2099685, 2239664, 2279658, 2399640, 2659601, 2799580, 3039544, 3199520, 3359496, 3799430, 4199370, 4479328, 4559316, 4799280, 5319202, 5599160, 5699145, 6079088, 6718992, 7598860, 7978803, 8398740, 9118632, 9598560, 10638404, 11198320, 11398290, 12158176, 13298005, 13437984, 15197720, 15957606, 16797480, 18237264, 21276808, 22396640, 22796580, 26596010, 30395440, 31915212, 33594960, 36474528, 39894015, 42553616, 45593160, 53192020, 60790880, 63830424, 67189920, 79788030, 85107232, 91186320, 106384040, 127660848, 159576060, 182372640, 212768080, 255321696, 319152120, 425536160, 638304240, 1276608480]

約数ペア:

[(1, 1276608480), (2, 638304240), (3, 425536160), (4, 319152120), (5, 255321696), (6, 212768080), (7, 182372640), (8, 159576060), (10, 127660848), (12, 106384040), (14, 91186320), (15, 85107232), (16, 79788030), (19, 67189920), (20, 63830424), (21, 60790880), (24, 53192020), (28, 45593160), (30, 42553616), (32, 39894015), (35, 36474528), (38, 33594960), (40, 31915212), (42, 30395440), (48, 26596010), (56, 22796580), (57, 22396640), (60, 21276808), (70, 18237264), (76, 16797480), (80, 15957606), (84, 15197720), (95, 13437984), (96, 13298005), (105, 12158176), (112, 11398290), (114, 11198320), (120, 10638404), (133, 9598560), (140, 9118632), (152, 8398740), (160, 7978803), (168, 7598860), (190, 6718992), (210, 6079088), (224, 5699145), (228, 5599160), (240, 5319202), (266, 4799280), (280, 4559316), (285, 4479328), (304, 4199370), (336, 3799430), (380, 3359496), (399, 3199520), (420, 3039544), (456, 2799580), (480, 2659601), (532, 2399640), (560, 2279658), (570, 2239664), (608, 2099685), (665, 1919712), (672, 1899715), (760, 1679748), (798, 1599760), (840, 1519772), (912, 1399790), (1064, 1199820), (1120, 1139829), (1140, 1119832), (1330, 959856), (1520, 839874), (1596, 799880), (1680, 759886), (1824, 699895), (1995, 639904), (2128, 599910), (2280, 559916), (2660, 479928), (3040, 419937), (3192, 399940), (3360, 379943), (3990, 319952), (4256, 299955), (4560, 279958), (5320, 239964), (6384, 199970), (7980, 159976), (9120, 139979), (10640, 119982), (12768, 99985), (15960, 79988), (19997, 63840), (21280, 59991), (31920, 39994)]