78682140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1613}}^1$

素因数の和:1899

約数の個数: 72

約数和(自身を含む): 239698368

約数和(自身を除く): 161016228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 1084, 1355, 1613, 1626, 2439, 2710, 3226, 3252, 4065, 4839, 4878, 5420, 6452, 8065, 8130, 9678, 9756, 12195, 14517, 16130, 16260, 19356, 24195, 24390, 29034, 32260, 48390, 48780, 58068, 72585, 96780, 145170, 290340, 437123, 874246, 1311369, 1748492, 2185615, 2622738, 3934107, 4371230, 5245476, 6556845, 7868214, 8742460, 13113690, 15736428, 19670535, 26227380, 39341070, 78682140]

約数ペア:

[(1, 78682140), (2, 39341070), (3, 26227380), (4, 19670535), (5, 15736428), (6, 13113690), (9, 8742460), (10, 7868214), (12, 6556845), (15, 5245476), (18, 4371230), (20, 3934107), (30, 2622738), (36, 2185615), (45, 1748492), (60, 1311369), (90, 874246), (180, 437123), (271, 290340), (542, 145170), (813, 96780), (1084, 72585), (1355, 58068), (1613, 48780), (1626, 48390), (2439, 32260), (2710, 29034), (3226, 24390), (3252, 24195), (4065, 19356), (4839, 16260), (4878, 16130), (5420, 14517), (6452, 12195), (8065, 9756), (8130, 9678)]