261395472

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13513}}^1$

素因数の和:13568

約数の個数: 80

約数和(自身を含む): 750729728

約数和(自身を除く): 489334256

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 13513, 19344, 27026, 40539, 54052, 81078, 108104, 162156, 175669, 216208, 324312, 351338, 418903, 527007, 648624, 702676, 837806, 1054014, 1256709, 1405352, 1675612, 2108028, 2513418, 2810704, 3351224, 4216056, 5026836, 5445739, 6702448, 8432112, 10053672, 10891478, 16337217, 20107344, 21782956, 32674434, 43565912, 65348868, 87131824, 130697736, 261395472]

約数ペア:

[(1, 261395472), (2, 130697736), (3, 87131824), (4, 65348868), (6, 43565912), (8, 32674434), (12, 21782956), (13, 20107344), (16, 16337217), (24, 10891478), (26, 10053672), (31, 8432112), (39, 6702448), (48, 5445739), (52, 5026836), (62, 4216056), (78, 3351224), (93, 2810704), (104, 2513418), (124, 2108028), (156, 1675612), (186, 1405352), (208, 1256709), (248, 1054014), (312, 837806), (372, 702676), (403, 648624), (496, 527007), (624, 418903), (744, 351338), (806, 324312), (1209, 216208), (1488, 175669), (1612, 162156), (2418, 108104), (3224, 81078), (4836, 54052), (6448, 40539), (9672, 27026), (13513, 19344)]