30431440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1009}}^1$

素因数の和:1064

約数の個数: 80

約数和(自身を含む): 78901200

約数和(自身を除く): 48469760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 1009, 1040, 1160, 1508, 1885, 2018, 2320, 3016, 3770, 4036, 5045, 6032, 7540, 8072, 10090, 13117, 15080, 16144, 20180, 26234, 29261, 30160, 40360, 52468, 58522, 65585, 80720, 104936, 117044, 131170, 146305, 209872, 234088, 262340, 292610, 380393, 468176, 524680, 585220, 760786, 1049360, 1170440, 1521572, 1901965, 2340880, 3043144, 3803930, 6086288, 7607860, 15215720, 30431440]

約数ペア:

[(1, 30431440), (2, 15215720), (4, 7607860), (5, 6086288), (8, 3803930), (10, 3043144), (13, 2340880), (16, 1901965), (20, 1521572), (26, 1170440), (29, 1049360), (40, 760786), (52, 585220), (58, 524680), (65, 468176), (80, 380393), (104, 292610), (116, 262340), (130, 234088), (145, 209872), (208, 146305), (232, 131170), (260, 117044), (290, 104936), (377, 80720), (464, 65585), (520, 58522), (580, 52468), (754, 40360), (1009, 30160), (1040, 29261), (1160, 26234), (1508, 20180), (1885, 16144), (2018, 15080), (2320, 13117), (3016, 10090), (3770, 8072), (4036, 7540), (5045, 6032)]