2051280540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{367613}}^1$

素因数の和:367659

約数の個数: 72

約数和(自身を含む): 6422951808

約数和(自身を除く): 4371671268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 367613, 735226, 1102839, 1470452, 1838065, 2205678, 3308517, 3676130, 4411356, 5514195, 6617034, 7352260, 11028390, 11396003, 13234068, 16542585, 22056780, 22792006, 33085170, 34188009, 45584012, 56980015, 66170340, 68376018, 102564027, 113960030, 136752036, 170940045, 205128054, 227920060, 341880090, 410256108, 512820135, 683760180, 1025640270, 2051280540]

約数ペア:

[(1, 2051280540), (2, 1025640270), (3, 683760180), (4, 512820135), (5, 410256108), (6, 341880090), (9, 227920060), (10, 205128054), (12, 170940045), (15, 136752036), (18, 113960030), (20, 102564027), (30, 68376018), (31, 66170340), (36, 56980015), (45, 45584012), (60, 34188009), (62, 33085170), (90, 22792006), (93, 22056780), (124, 16542585), (155, 13234068), (180, 11396003), (186, 11028390), (279, 7352260), (310, 6617034), (372, 5514195), (465, 4411356), (558, 3676130), (620, 3308517), (930, 2205678), (1116, 1838065), (1395, 1470452), (1860, 1102839), (2790, 735226), (5580, 367613)]