75202380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2044

約数の個数: 144

約数和(自身を含む): 262080000

約数和(自身を除く): 186877620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 1999, 2090, 2508, 3135, 3420, 3762, 3998, 4180, 5997, 6270, 7524, 7996, 9405, 9995, 11994, 12540, 17991, 18810, 19990, 21989, 23988, 29985, 35982, 37620, 37981, 39980, 43978, 59970, 65967, 71964, 75962, 87956, 89955, 109945, 113943, 119940, 131934, 151924, 179910, 189905, 197901, 219890, 227886, 263868, 329835, 341829, 359820, 379810, 395802, 417791, 439780, 455772, 569715, 659670, 683658, 759620, 791604, 835582, 989505, 1139430, 1253373, 1319340, 1367316, 1671164, 1709145, 1979010, 2088955, 2278860, 2506746, 3418290, 3760119, 3958020, 4177910, 5013492, 6266865, 6836580, 7520238, 8355820, 12533730, 15040476, 18800595, 25067460, 37601190, 75202380]

約数ペア:

[(1, 75202380), (2, 37601190), (3, 25067460), (4, 18800595), (5, 15040476), (6, 12533730), (9, 8355820), (10, 7520238), (11, 6836580), (12, 6266865), (15, 5013492), (18, 4177910), (19, 3958020), (20, 3760119), (22, 3418290), (30, 2506746), (33, 2278860), (36, 2088955), (38, 1979010), (44, 1709145), (45, 1671164), (55, 1367316), (57, 1319340), (60, 1253373), (66, 1139430), (76, 989505), (90, 835582), (95, 791604), (99, 759620), (110, 683658), (114, 659670), (132, 569715), (165, 455772), (171, 439780), (180, 417791), (190, 395802), (198, 379810), (209, 359820), (220, 341829), (228, 329835), (285, 263868), (330, 227886), (342, 219890), (380, 197901), (396, 189905), (418, 179910), (495, 151924), (570, 131934), (627, 119940), (660, 113943), (684, 109945), (836, 89955), (855, 87956), (990, 75962), (1045, 71964), (1140, 65967), (1254, 59970), (1710, 43978), (1881, 39980), (1980, 37981), (1999, 37620), (2090, 35982), (2508, 29985), (3135, 23988), (3420, 21989), (3762, 19990), (3998, 18810), (4180, 17991), (5997, 12540), (6270, 11994), (7524, 9995), (7996, 9405)]