128657430

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43319}}^1$

素因数の和:43346

約数の個数: 64

約数和(自身を含む): 374284800

約数和(自身を除く): 245627370

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 495, 594, 990, 1485, 2970, 43319, 86638, 129957, 216595, 259914, 389871, 433190, 476509, 649785, 779742, 953018, 1169613, 1299570, 1429527, 1949355, 2339226, 2382545, 2859054, 3898710, 4288581, 4765090, 5848065, 7147635, 8577162, 11696130, 12865743, 14295270, 21442905, 25731486, 42885810, 64328715, 128657430]

約数ペア:

[(1, 128657430), (2, 64328715), (3, 42885810), (5, 25731486), (6, 21442905), (9, 14295270), (10, 12865743), (11, 11696130), (15, 8577162), (18, 7147635), (22, 5848065), (27, 4765090), (30, 4288581), (33, 3898710), (45, 2859054), (54, 2382545), (55, 2339226), (66, 1949355), (90, 1429527), (99, 1299570), (110, 1169613), (135, 953018), (165, 779742), (198, 649785), (270, 476509), (297, 433190), (330, 389871), (495, 259914), (594, 216595), (990, 129957), (1485, 86638), (2970, 43319)]