405478140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{787}}^1$

素因数の和:1107

約数の個数: 96

約数和(自身を含む): 1177688064

約数和(自身を除く): 772209924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 277, 310, 372, 465, 554, 620, 787, 831, 930, 1108, 1385, 1574, 1662, 1860, 2361, 2770, 3148, 3324, 3935, 4155, 4722, 5540, 7870, 8310, 8587, 9444, 11805, 15740, 16620, 17174, 23610, 24397, 25761, 34348, 42935, 47220, 48794, 51522, 73191, 85870, 97588, 103044, 121985, 128805, 146382, 171740, 217999, 243970, 257610, 292764, 365955, 435998, 487940, 515220, 653997, 731910, 871996, 1089995, 1307994, 1463820, 2179990, 2615988, 3269985, 4359980, 6539970, 6757969, 13079940, 13515938, 20273907, 27031876, 33789845, 40547814, 67579690, 81095628, 101369535, 135159380, 202739070, 405478140]

約数ペア:

[(1, 405478140), (2, 202739070), (3, 135159380), (4, 101369535), (5, 81095628), (6, 67579690), (10, 40547814), (12, 33789845), (15, 27031876), (20, 20273907), (30, 13515938), (31, 13079940), (60, 6757969), (62, 6539970), (93, 4359980), (124, 3269985), (155, 2615988), (186, 2179990), (277, 1463820), (310, 1307994), (372, 1089995), (465, 871996), (554, 731910), (620, 653997), (787, 515220), (831, 487940), (930, 435998), (1108, 365955), (1385, 292764), (1574, 257610), (1662, 243970), (1860, 217999), (2361, 171740), (2770, 146382), (3148, 128805), (3324, 121985), (3935, 103044), (4155, 97588), (4722, 85870), (5540, 73191), (7870, 51522), (8310, 48794), (8587, 47220), (9444, 42935), (11805, 34348), (15740, 25761), (16620, 24397), (17174, 23610)]