320416590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{5233}}^1$

素因数の和:5413

約数の個数: 64

約数和(自身を含む): 833587776

約数和(自身を除く): 513171186

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 157, 195, 314, 390, 471, 785, 942, 1570, 2041, 2355, 4082, 4710, 5233, 6123, 10205, 10466, 12246, 15699, 20410, 26165, 30615, 31398, 52330, 61230, 68029, 78495, 136058, 156990, 204087, 340145, 408174, 680290, 821581, 1020435, 1643162, 2040870, 2464743, 4107905, 4929486, 8215810, 10680553, 12323715, 21361106, 24647430, 32041659, 53402765, 64083318, 106805530, 160208295, 320416590]

約数ペア:

[(1, 320416590), (2, 160208295), (3, 106805530), (5, 64083318), (6, 53402765), (10, 32041659), (13, 24647430), (15, 21361106), (26, 12323715), (30, 10680553), (39, 8215810), (65, 4929486), (78, 4107905), (130, 2464743), (157, 2040870), (195, 1643162), (314, 1020435), (390, 821581), (471, 680290), (785, 408174), (942, 340145), (1570, 204087), (2041, 156990), (2355, 136058), (4082, 78495), (4710, 68029), (5233, 61230), (6123, 52330), (10205, 31398), (10466, 30615), (12246, 26165), (15699, 20410)]