128035980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1907}}^1$

素因数の和:2295

約数の個数: 72

約数和(自身を含む): 389621232

約数和(自身を除く): 261585252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 373, 746, 1119, 1492, 1865, 1907, 2238, 3357, 3730, 3814, 4476, 5595, 5721, 6714, 7460, 7628, 9535, 11190, 11442, 13428, 16785, 17163, 19070, 22380, 22884, 28605, 33570, 34326, 38140, 57210, 67140, 68652, 85815, 114420, 171630, 343260, 711311, 1422622, 2133933, 2845244, 3556555, 4267866, 6401799, 7113110, 8535732, 10669665, 12803598, 14226220, 21339330, 25607196, 32008995, 42678660, 64017990, 128035980]

約数ペア:

[(1, 128035980), (2, 64017990), (3, 42678660), (4, 32008995), (5, 25607196), (6, 21339330), (9, 14226220), (10, 12803598), (12, 10669665), (15, 8535732), (18, 7113110), (20, 6401799), (30, 4267866), (36, 3556555), (45, 2845244), (60, 2133933), (90, 1422622), (180, 711311), (373, 343260), (746, 171630), (1119, 114420), (1492, 85815), (1865, 68652), (1907, 67140), (2238, 57210), (3357, 38140), (3730, 34326), (3814, 33570), (4476, 28605), (5595, 22884), (5721, 22380), (6714, 19070), (7460, 17163), (7628, 16785), (9535, 13428), (11190, 11442)]