145718720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{65053}}^1$

素因数の和:65077

約数の個数: 56

約数和(自身を含む): 396569184

約数和(自身を除く): 250850464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 65053, 130106, 260212, 325265, 455371, 520424, 650530, 910742, 1040848, 1301060, 1821484, 2081696, 2276855, 2602120, 3642968, 4163392, 4553710, 5204240, 7285936, 9107420, 10408480, 14571872, 18214840, 20816960, 29143744, 36429680, 72859360, 145718720]

約数ペア:

[(1, 145718720), (2, 72859360), (4, 36429680), (5, 29143744), (7, 20816960), (8, 18214840), (10, 14571872), (14, 10408480), (16, 9107420), (20, 7285936), (28, 5204240), (32, 4553710), (35, 4163392), (40, 3642968), (56, 2602120), (64, 2276855), (70, 2081696), (80, 1821484), (112, 1301060), (140, 1040848), (160, 910742), (224, 650530), (280, 520424), (320, 455371), (448, 325265), (560, 260212), (1120, 130106), (2240, 65053)]