320898120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157303}}^1$

素因数の和:157334

約数の個数: 64

約数和(自身を含む): 1019329920

約数和(自身を除く): 698431800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 157303, 314606, 471909, 629212, 786515, 943818, 1258424, 1573030, 1887636, 2359545, 2674151, 3146060, 3775272, 4719090, 5348302, 6292120, 8022453, 9438180, 10696604, 13370755, 16044906, 18876360, 21393208, 26741510, 32089812, 40112265, 53483020, 64179624, 80224530, 106966040, 160449060, 320898120]

約数ペア:

[(1, 320898120), (2, 160449060), (3, 106966040), (4, 80224530), (5, 64179624), (6, 53483020), (8, 40112265), (10, 32089812), (12, 26741510), (15, 21393208), (17, 18876360), (20, 16044906), (24, 13370755), (30, 10696604), (34, 9438180), (40, 8022453), (51, 6292120), (60, 5348302), (68, 4719090), (85, 3775272), (102, 3146060), (120, 2674151), (136, 2359545), (170, 1887636), (204, 1573030), (255, 1258424), (340, 943818), (408, 786515), (510, 629212), (680, 471909), (1020, 314606), (2040, 157303)]