320861640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{243077}}^1$

素因数の和:243102

約数の個数: 64

約数和(自身を含む): 1050096960

約数和(自身を除く): 729235320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 243077, 486154, 729231, 972308, 1215385, 1458462, 1944616, 2430770, 2673847, 2916924, 3646155, 4861540, 5347694, 5833848, 7292310, 8021541, 9723080, 10695388, 13369235, 14584620, 16043082, 21390776, 26738470, 29169240, 32086164, 40107705, 53476940, 64172328, 80215410, 106953880, 160430820, 320861640]

約数ペア:

[(1, 320861640), (2, 160430820), (3, 106953880), (4, 80215410), (5, 64172328), (6, 53476940), (8, 40107705), (10, 32086164), (11, 29169240), (12, 26738470), (15, 21390776), (20, 16043082), (22, 14584620), (24, 13369235), (30, 10695388), (33, 9723080), (40, 8021541), (44, 7292310), (55, 5833848), (60, 5347694), (66, 4861540), (88, 3646155), (110, 2916924), (120, 2673847), (132, 2430770), (165, 1944616), (220, 1458462), (264, 1215385), (330, 972308), (440, 729231), (660, 486154), (1320, 243077)]