83777580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1487}}^1$

素因数の和:1815

約数の個数: 72

約数和(自身を含む): 255108672

約数和(自身を除く): 171331092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 313, 626, 939, 1252, 1487, 1565, 1878, 2817, 2974, 3130, 3756, 4461, 4695, 5634, 5948, 6260, 7435, 8922, 9390, 11268, 13383, 14085, 14870, 17844, 18780, 22305, 26766, 28170, 29740, 44610, 53532, 56340, 66915, 89220, 133830, 267660, 465431, 930862, 1396293, 1861724, 2327155, 2792586, 4188879, 4654310, 5585172, 6981465, 8377758, 9308620, 13962930, 16755516, 20944395, 27925860, 41888790, 83777580]

約数ペア:

[(1, 83777580), (2, 41888790), (3, 27925860), (4, 20944395), (5, 16755516), (6, 13962930), (9, 9308620), (10, 8377758), (12, 6981465), (15, 5585172), (18, 4654310), (20, 4188879), (30, 2792586), (36, 2327155), (45, 1861724), (60, 1396293), (90, 930862), (180, 465431), (313, 267660), (626, 133830), (939, 89220), (1252, 66915), (1487, 56340), (1565, 53532), (1878, 44610), (2817, 29740), (2974, 28170), (3130, 26766), (3756, 22305), (4461, 18780), (4695, 17844), (5634, 14870), (5948, 14085), (6260, 13383), (7435, 11268), (8922, 9390)]