291631920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1215133}}^1$

素因数の和:1215149

約数の個数: 40

約数和(自身を含む): 904059696

約数和(自身を除く): 612427776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1215133, 2430266, 3645399, 4860532, 6075665, 7290798, 9721064, 12151330, 14581596, 18226995, 19442128, 24302660, 29163192, 36453990, 48605320, 58326384, 72907980, 97210640, 145815960, 291631920]

約数ペア:

[(1, 291631920), (2, 145815960), (3, 97210640), (4, 72907980), (5, 58326384), (6, 48605320), (8, 36453990), (10, 29163192), (12, 24302660), (15, 19442128), (16, 18226995), (20, 14581596), (24, 12151330), (30, 9721064), (40, 7290798), (48, 6075665), (60, 4860532), (80, 3645399), (120, 2430266), (240, 1215133)]