78486420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42197}}^1$

素因数の和:42240

約数の個数: 48

約数和(自身を含む): 226856448

約数和(自身を除く): 148370028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 42197, 84394, 126591, 168788, 210985, 253182, 421970, 506364, 632955, 843940, 1265910, 1308107, 2531820, 2616214, 3924321, 5232428, 6540535, 7848642, 13081070, 15697284, 19621605, 26162140, 39243210, 78486420]

約数ペア:

[(1, 78486420), (2, 39243210), (3, 26162140), (4, 19621605), (5, 15697284), (6, 13081070), (10, 7848642), (12, 6540535), (15, 5232428), (20, 3924321), (30, 2616214), (31, 2531820), (60, 1308107), (62, 1265910), (93, 843940), (124, 632955), (155, 506364), (186, 421970), (310, 253182), (372, 210985), (465, 168788), (620, 126591), (930, 84394), (1860, 42197)]