285908220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2003}}^1$

素因数の和:2092

約数の個数: 144

約数和(自身を含む): 949751712

約数和(自身を除く): 663843492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 61, 65, 78, 90, 117, 122, 130, 156, 180, 183, 195, 234, 244, 260, 305, 366, 390, 468, 549, 585, 610, 732, 780, 793, 915, 1098, 1170, 1220, 1586, 1830, 2003, 2196, 2340, 2379, 2745, 3172, 3660, 3965, 4006, 4758, 5490, 6009, 7137, 7930, 8012, 9516, 10015, 10980, 11895, 12018, 14274, 15860, 18027, 20030, 23790, 24036, 26039, 28548, 30045, 35685, 36054, 40060, 47580, 52078, 60090, 71370, 72108, 78117, 90135, 104156, 120180, 122183, 130195, 142740, 156234, 180270, 234351, 244366, 260390, 312468, 360540, 366549, 390585, 468702, 488732, 520780, 610915, 733098, 781170, 937404, 1099647, 1171755, 1221830, 1466196, 1562340, 1588379, 1832745, 2199294, 2343510, 2443660, 3176758, 3665490, 4398588, 4687020, 4765137, 5498235, 6353516, 7330980, 7941895, 9530274, 10996470, 14295411, 15883790, 19060548, 21992940, 23825685, 28590822, 31767580, 47651370, 57181644, 71477055, 95302740, 142954110, 285908220]

約数ペア:

[(1, 285908220), (2, 142954110), (3, 95302740), (4, 71477055), (5, 57181644), (6, 47651370), (9, 31767580), (10, 28590822), (12, 23825685), (13, 21992940), (15, 19060548), (18, 15883790), (20, 14295411), (26, 10996470), (30, 9530274), (36, 7941895), (39, 7330980), (45, 6353516), (52, 5498235), (60, 4765137), (61, 4687020), (65, 4398588), (78, 3665490), (90, 3176758), (117, 2443660), (122, 2343510), (130, 2199294), (156, 1832745), (180, 1588379), (183, 1562340), (195, 1466196), (234, 1221830), (244, 1171755), (260, 1099647), (305, 937404), (366, 781170), (390, 733098), (468, 610915), (549, 520780), (585, 488732), (610, 468702), (732, 390585), (780, 366549), (793, 360540), (915, 312468), (1098, 260390), (1170, 244366), (1220, 234351), (1586, 180270), (1830, 156234), (2003, 142740), (2196, 130195), (2340, 122183), (2379, 120180), (2745, 104156), (3172, 90135), (3660, 78117), (3965, 72108), (4006, 71370), (4758, 60090), (5490, 52078), (6009, 47580), (7137, 40060), (7930, 36054), (8012, 35685), (9516, 30045), (10015, 28548), (10980, 26039), (11895, 24036), (12018, 23790), (14274, 20030), (15860, 18027)]