78670920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6491}}^1$

素因数の和:6606

約数の個数: 64

約数和(自身を含む): 238386240

約数和(自身を除く): 159715320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 2020, 2424, 3030, 4040, 6060, 6491, 12120, 12982, 19473, 25964, 32455, 38946, 51928, 64910, 77892, 97365, 129820, 155784, 194730, 259640, 389460, 655591, 778920, 1311182, 1966773, 2622364, 3277955, 3933546, 5244728, 6555910, 7867092, 9833865, 13111820, 15734184, 19667730, 26223640, 39335460, 78670920]

約数ペア:

[(1, 78670920), (2, 39335460), (3, 26223640), (4, 19667730), (5, 15734184), (6, 13111820), (8, 9833865), (10, 7867092), (12, 6555910), (15, 5244728), (20, 3933546), (24, 3277955), (30, 2622364), (40, 1966773), (60, 1311182), (101, 778920), (120, 655591), (202, 389460), (303, 259640), (404, 194730), (505, 155784), (606, 129820), (808, 97365), (1010, 77892), (1212, 64910), (1515, 51928), (2020, 38946), (2424, 32455), (3030, 25964), (4040, 19473), (6060, 12982), (6491, 12120)]