81358920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7793}}^1$

素因数の和:7839

約数の個数: 96

約数和(自身を含む): 273569400

約数和(自身を除く): 192210480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 261, 290, 348, 360, 435, 522, 580, 696, 870, 1044, 1160, 1305, 1740, 2088, 2610, 3480, 5220, 7793, 10440, 15586, 23379, 31172, 38965, 46758, 62344, 70137, 77930, 93516, 116895, 140274, 155860, 187032, 225997, 233790, 280548, 311720, 350685, 451994, 467580, 561096, 677991, 701370, 903988, 935160, 1129985, 1355982, 1402740, 1807976, 2033973, 2259970, 2711964, 2805480, 3389955, 4067946, 4519940, 5423928, 6779910, 8135892, 9039880, 10169865, 13559820, 16271784, 20339730, 27119640, 40679460, 81358920]

約数ペア:

[(1, 81358920), (2, 40679460), (3, 27119640), (4, 20339730), (5, 16271784), (6, 13559820), (8, 10169865), (9, 9039880), (10, 8135892), (12, 6779910), (15, 5423928), (18, 4519940), (20, 4067946), (24, 3389955), (29, 2805480), (30, 2711964), (36, 2259970), (40, 2033973), (45, 1807976), (58, 1402740), (60, 1355982), (72, 1129985), (87, 935160), (90, 903988), (116, 701370), (120, 677991), (145, 561096), (174, 467580), (180, 451994), (232, 350685), (261, 311720), (290, 280548), (348, 233790), (360, 225997), (435, 187032), (522, 155860), (580, 140274), (696, 116895), (870, 93516), (1044, 77930), (1160, 70137), (1305, 62344), (1740, 46758), (2088, 38965), (2610, 31172), (3480, 23379), (5220, 15586), (7793, 10440)]