213301320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4049}}^1$

素因数の和:4502

約数の個数: 64

約数和(自身を含む): 641520000

約数和(自身を除く): 428218680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 439, 878, 1317, 1756, 2195, 2634, 3512, 4049, 4390, 5268, 6585, 8098, 8780, 10536, 12147, 13170, 16196, 17560, 20245, 24294, 26340, 32392, 40490, 48588, 52680, 60735, 80980, 97176, 121470, 161960, 242940, 485880, 1777511, 3555022, 5332533, 7110044, 8887555, 10665066, 14220088, 17775110, 21330132, 26662665, 35550220, 42660264, 53325330, 71100440, 106650660, 213301320]

約数ペア:

[(1, 213301320), (2, 106650660), (3, 71100440), (4, 53325330), (5, 42660264), (6, 35550220), (8, 26662665), (10, 21330132), (12, 17775110), (15, 14220088), (20, 10665066), (24, 8887555), (30, 7110044), (40, 5332533), (60, 3555022), (120, 1777511), (439, 485880), (878, 242940), (1317, 161960), (1756, 121470), (2195, 97176), (2634, 80980), (3512, 60735), (4049, 52680), (4390, 48588), (5268, 40490), (6585, 32392), (8098, 26340), (8780, 24294), (10536, 20245), (12147, 17560), (13170, 16196)]