79378380

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{16333}}^1$

素因数の和:16357

約数の個数: 72

約数和(自身を含む): 249714192

約数和(自身を除く): 170335812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 16333, 32666, 48999, 65332, 81665, 97998, 146997, 163330, 195996, 244995, 293994, 326660, 440991, 489990, 587988, 734985, 881982, 979980, 1322973, 1469970, 1763964, 2204955, 2645946, 2939940, 3968919, 4409910, 5291892, 6614865, 7937838, 8819820, 13229730, 15875676, 19844595, 26459460, 39689190, 79378380]

約数ペア:

[(1, 79378380), (2, 39689190), (3, 26459460), (4, 19844595), (5, 15875676), (6, 13229730), (9, 8819820), (10, 7937838), (12, 6614865), (15, 5291892), (18, 4409910), (20, 3968919), (27, 2939940), (30, 2645946), (36, 2204955), (45, 1763964), (54, 1469970), (60, 1322973), (81, 979980), (90, 881982), (108, 734985), (135, 587988), (162, 489990), (180, 440991), (243, 326660), (270, 293994), (324, 244995), (405, 195996), (486, 163330), (540, 146997), (810, 97998), (972, 81665), (1215, 65332), (1620, 48999), (2430, 32666), (4860, 16333)]