213523920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{296561}}^1$

素因数の和:296580

約数の個数: 60

約数和(自身を含む): 717086916

約数和(自身を除く): 503562996

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 296561, 593122, 889683, 1186244, 1482805, 1779366, 2372488, 2669049, 2965610, 3558732, 4448415, 4744976, 5338098, 5931220, 7117464, 8896830, 10676196, 11862440, 13345245, 14234928, 17793660, 21352392, 23724880, 26690490, 35587320, 42704784, 53380980, 71174640, 106761960, 213523920]

約数ペア:

[(1, 213523920), (2, 106761960), (3, 71174640), (4, 53380980), (5, 42704784), (6, 35587320), (8, 26690490), (9, 23724880), (10, 21352392), (12, 17793660), (15, 14234928), (16, 13345245), (18, 11862440), (20, 10676196), (24, 8896830), (30, 7117464), (36, 5931220), (40, 5338098), (45, 4744976), (48, 4448415), (60, 3558732), (72, 2965610), (80, 2669049), (90, 2372488), (120, 1779366), (144, 1482805), (180, 1186244), (240, 889683), (360, 593122), (720, 296561)]