77804460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{757}}^1$

素因数の和:1343

約数の個数: 72

約数和(自身を含む): 236732496

約数和(自身を除く): 158928036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 571, 757, 1142, 1514, 1713, 2271, 2284, 2855, 3028, 3426, 3785, 4542, 5139, 5710, 6813, 6852, 7570, 8565, 9084, 10278, 11355, 11420, 13626, 15140, 17130, 20556, 22710, 25695, 27252, 34065, 34260, 45420, 51390, 68130, 102780, 136260, 432247, 864494, 1296741, 1728988, 2161235, 2593482, 3890223, 4322470, 5186964, 6483705, 7780446, 8644940, 12967410, 15560892, 19451115, 25934820, 38902230, 77804460]

約数ペア:

[(1, 77804460), (2, 38902230), (3, 25934820), (4, 19451115), (5, 15560892), (6, 12967410), (9, 8644940), (10, 7780446), (12, 6483705), (15, 5186964), (18, 4322470), (20, 3890223), (30, 2593482), (36, 2161235), (45, 1728988), (60, 1296741), (90, 864494), (180, 432247), (571, 136260), (757, 102780), (1142, 68130), (1514, 51390), (1713, 45420), (2271, 34260), (2284, 34065), (2855, 27252), (3028, 25695), (3426, 22710), (3785, 20556), (4542, 17130), (5139, 15140), (5710, 13626), (6813, 11420), (6852, 11355), (7570, 10278), (8565, 9084)]