140578020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{70999}}^1$

素因数の和:71025

約数の個数: 72

約数和(自身を含む): 465192000

約数和(自身を除く): 324613980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 70999, 141998, 212997, 283996, 354995, 425994, 638991, 709990, 780989, 851988, 1064985, 1277982, 1419980, 1561978, 2129970, 2342967, 2555964, 3123956, 3194955, 3904945, 4259940, 4685934, 6389910, 7028901, 7809890, 9371868, 11714835, 12779820, 14057802, 15619780, 23429670, 28115604, 35144505, 46859340, 70289010, 140578020]

約数ペア:

[(1, 140578020), (2, 70289010), (3, 46859340), (4, 35144505), (5, 28115604), (6, 23429670), (9, 15619780), (10, 14057802), (11, 12779820), (12, 11714835), (15, 9371868), (18, 7809890), (20, 7028901), (22, 6389910), (30, 4685934), (33, 4259940), (36, 3904945), (44, 3194955), (45, 3123956), (55, 2555964), (60, 2342967), (66, 2129970), (90, 1561978), (99, 1419980), (110, 1277982), (132, 1064985), (165, 851988), (180, 780989), (198, 709990), (220, 638991), (330, 425994), (396, 354995), (495, 283996), (660, 212997), (990, 141998), (1980, 70999)]