128569740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{863}}^1$

素因数の和:1079

約数の個数: 96

約数和(自身を含む): 390168576

約数和(自身を除く): 261598836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 191, 195, 260, 382, 390, 573, 764, 780, 863, 955, 1146, 1726, 1910, 2292, 2483, 2589, 2865, 3452, 3820, 4315, 4966, 5178, 5730, 7449, 8630, 9932, 10356, 11219, 11460, 12415, 12945, 14898, 17260, 22438, 24830, 25890, 29796, 33657, 37245, 44876, 49660, 51780, 56095, 67314, 74490, 112190, 134628, 148980, 164833, 168285, 224380, 329666, 336570, 494499, 659332, 673140, 824165, 988998, 1648330, 1977996, 2142829, 2472495, 3296660, 4285658, 4944990, 6428487, 8571316, 9889980, 10714145, 12856974, 21428290, 25713948, 32142435, 42856580, 64284870, 128569740]

約数ペア:

[(1, 128569740), (2, 64284870), (3, 42856580), (4, 32142435), (5, 25713948), (6, 21428290), (10, 12856974), (12, 10714145), (13, 9889980), (15, 8571316), (20, 6428487), (26, 4944990), (30, 4285658), (39, 3296660), (52, 2472495), (60, 2142829), (65, 1977996), (78, 1648330), (130, 988998), (156, 824165), (191, 673140), (195, 659332), (260, 494499), (382, 336570), (390, 329666), (573, 224380), (764, 168285), (780, 164833), (863, 148980), (955, 134628), (1146, 112190), (1726, 74490), (1910, 67314), (2292, 56095), (2483, 51780), (2589, 49660), (2865, 44876), (3452, 37245), (3820, 33657), (4315, 29796), (4966, 25890), (5178, 24830), (5730, 22438), (7449, 17260), (8630, 14898), (9932, 12945), (10356, 12415), (11219, 11460)]