74787660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2549}}^1$

素因数の和:2727

約数の個数: 72

約数和(自身を含む): 228337200

約数和(自身を除く): 153549540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 815, 978, 1467, 1630, 1956, 2445, 2549, 2934, 3260, 4890, 5098, 5868, 7335, 7647, 9780, 10196, 12745, 14670, 15294, 22941, 25490, 29340, 30588, 38235, 45882, 50980, 76470, 91764, 114705, 152940, 229410, 415487, 458820, 830974, 1246461, 1661948, 2077435, 2492922, 3739383, 4154870, 4985844, 6232305, 7478766, 8309740, 12464610, 14957532, 18696915, 24929220, 37393830, 74787660]

約数ペア:

[(1, 74787660), (2, 37393830), (3, 24929220), (4, 18696915), (5, 14957532), (6, 12464610), (9, 8309740), (10, 7478766), (12, 6232305), (15, 4985844), (18, 4154870), (20, 3739383), (30, 2492922), (36, 2077435), (45, 1661948), (60, 1246461), (90, 830974), (163, 458820), (180, 415487), (326, 229410), (489, 152940), (652, 114705), (815, 91764), (978, 76470), (1467, 50980), (1630, 45882), (1956, 38235), (2445, 30588), (2549, 29340), (2934, 25490), (3260, 22941), (4890, 15294), (5098, 14670), (5868, 12745), (7335, 10196), (7647, 9780)]