128765430

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 128

約数和(自身を含む): 358041600

約数和(自身を除く): 229276170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 73, 90, 94, 135, 139, 141, 146, 219, 235, 270, 278, 282, 365, 417, 423, 438, 470, 657, 695, 705, 730, 834, 846, 1095, 1251, 1269, 1314, 1390, 1410, 1971, 2085, 2115, 2190, 2502, 2538, 3285, 3431, 3753, 3942, 4170, 4230, 6255, 6345, 6533, 6570, 6862, 7506, 9855, 10147, 10293, 12510, 12690, 13066, 17155, 18765, 19599, 19710, 20294, 20586, 30441, 30879, 32665, 34310, 37530, 39198, 50735, 51465, 58797, 60882, 61758, 65330, 91323, 92637, 97995, 101470, 102930, 117594, 152205, 154395, 176391, 182646, 185274, 195990, 273969, 293985, 304410, 308790, 352782, 456615, 463185, 476909, 547938, 587970, 881955, 913230, 926370, 953818, 1369845, 1430727, 1763910, 2384545, 2739690, 2861454, 4292181, 4769090, 7153635, 8584362, 12876543, 14307270, 21460905, 25753086, 42921810, 64382715, 128765430]

約数ペア:

[(1, 128765430), (2, 64382715), (3, 42921810), (5, 25753086), (6, 21460905), (9, 14307270), (10, 12876543), (15, 8584362), (18, 7153635), (27, 4769090), (30, 4292181), (45, 2861454), (47, 2739690), (54, 2384545), (73, 1763910), (90, 1430727), (94, 1369845), (135, 953818), (139, 926370), (141, 913230), (146, 881955), (219, 587970), (235, 547938), (270, 476909), (278, 463185), (282, 456615), (365, 352782), (417, 308790), (423, 304410), (438, 293985), (470, 273969), (657, 195990), (695, 185274), (705, 182646), (730, 176391), (834, 154395), (846, 152205), (1095, 117594), (1251, 102930), (1269, 101470), (1314, 97995), (1390, 92637), (1410, 91323), (1971, 65330), (2085, 61758), (2115, 60882), (2190, 58797), (2502, 51465), (2538, 50735), (3285, 39198), (3431, 37530), (3753, 34310), (3942, 32665), (4170, 30879), (4230, 30441), (6255, 20586), (6345, 20294), (6533, 19710), (6570, 19599), (6862, 18765), (7506, 17155), (9855, 13066), (10147, 12690), (10293, 12510)]