38340180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6871}}^1$

素因数の和:6917

約数の個数: 72

約数和(自身を含む): 120067584

約数和(自身を除く): 81727404

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, 6871, 13742, 20613, 27484, 34355, 41226, 61839, 68710, 82452, 103065, 123678, 137420, 206130, 213001, 247356, 309195, 412260, 426002, 618390, 639003, 852004, 1065005, 1236780, 1278006, 1917009, 2130010, 2556012, 3195015, 3834018, 4260020, 6390030, 7668036, 9585045, 12780060, 19170090, 38340180]

約数ペア:

[(1, 38340180), (2, 19170090), (3, 12780060), (4, 9585045), (5, 7668036), (6, 6390030), (9, 4260020), (10, 3834018), (12, 3195015), (15, 2556012), (18, 2130010), (20, 1917009), (30, 1278006), (31, 1236780), (36, 1065005), (45, 852004), (60, 639003), (62, 618390), (90, 426002), (93, 412260), (124, 309195), (155, 247356), (180, 213001), (186, 206130), (279, 137420), (310, 123678), (372, 103065), (465, 82452), (558, 68710), (620, 61839), (930, 41226), (1116, 34355), (1395, 27484), (1860, 20613), (2790, 13742), (5580, 6871)]