78454920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7877}}^1$

素因数の和:7974

約数の個数: 64

約数和(自身を含む): 238230720

約数和(自身を除く): 159775800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 7877, 9960, 15754, 23631, 31508, 39385, 47262, 63016, 78770, 94524, 118155, 157540, 189048, 236310, 315080, 472620, 653791, 945240, 1307582, 1961373, 2615164, 3268955, 3922746, 5230328, 6537910, 7845492, 9806865, 13075820, 15690984, 19613730, 26151640, 39227460, 78454920]

約数ペア:

[(1, 78454920), (2, 39227460), (3, 26151640), (4, 19613730), (5, 15690984), (6, 13075820), (8, 9806865), (10, 7845492), (12, 6537910), (15, 5230328), (20, 3922746), (24, 3268955), (30, 2615164), (40, 1961373), (60, 1307582), (83, 945240), (120, 653791), (166, 472620), (249, 315080), (332, 236310), (415, 189048), (498, 157540), (664, 118155), (830, 94524), (996, 78770), (1245, 63016), (1660, 47262), (1992, 39385), (2490, 31508), (3320, 23631), (4980, 15754), (7877, 9960)]