47856060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2040

約数の個数: 144

約数和(自身を含む): 174720000

約数和(自身を除く): 126863940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 1999, 2394, 2660, 3420, 3990, 3998, 4788, 5985, 5997, 7980, 7996, 9995, 11970, 11994, 13993, 17991, 19990, 23940, 23988, 27986, 29985, 35982, 37981, 39980, 41979, 55972, 59970, 69965, 71964, 75962, 83958, 89955, 113943, 119940, 125937, 139930, 151924, 167916, 179910, 189905, 209895, 227886, 251874, 265867, 279860, 341829, 359820, 379810, 419790, 455772, 503748, 531734, 569715, 629685, 683658, 759620, 797601, 839580, 1063468, 1139430, 1259370, 1329335, 1367316, 1595202, 1709145, 2278860, 2392803, 2518740, 2658670, 3190404, 3418290, 3988005, 4785606, 5317340, 6836580, 7976010, 9571212, 11964015, 15952020, 23928030, 47856060]

約数ペア:

[(1, 47856060), (2, 23928030), (3, 15952020), (4, 11964015), (5, 9571212), (6, 7976010), (7, 6836580), (9, 5317340), (10, 4785606), (12, 3988005), (14, 3418290), (15, 3190404), (18, 2658670), (19, 2518740), (20, 2392803), (21, 2278860), (28, 1709145), (30, 1595202), (35, 1367316), (36, 1329335), (38, 1259370), (42, 1139430), (45, 1063468), (57, 839580), (60, 797601), (63, 759620), (70, 683658), (76, 629685), (84, 569715), (90, 531734), (95, 503748), (105, 455772), (114, 419790), (126, 379810), (133, 359820), (140, 341829), (171, 279860), (180, 265867), (190, 251874), (210, 227886), (228, 209895), (252, 189905), (266, 179910), (285, 167916), (315, 151924), (342, 139930), (380, 125937), (399, 119940), (420, 113943), (532, 89955), (570, 83958), (630, 75962), (665, 71964), (684, 69965), (798, 59970), (855, 55972), (1140, 41979), (1197, 39980), (1260, 37981), (1330, 35982), (1596, 29985), (1710, 27986), (1995, 23988), (1999, 23940), (2394, 19990), (2660, 17991), (3420, 13993), (3990, 11994), (3998, 11970), (4788, 9995), (5985, 7996), (5997, 7980)]