509520780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{367}}^1\times {\mathrm{857}}^1$

素因数の和:1245

約数の個数: 120

約数和(自身を含む): 1604611008

約数和(自身を除く): 1095090228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 367, 405, 540, 734, 810, 857, 1101, 1468, 1620, 1714, 1835, 2202, 2571, 3303, 3428, 3670, 4285, 4404, 5142, 5505, 6606, 7340, 7713, 8570, 9909, 10284, 11010, 12855, 13212, 15426, 16515, 17140, 19818, 22020, 23139, 25710, 29727, 30852, 33030, 38565, 39636, 46278, 49545, 51420, 59454, 66060, 69417, 77130, 92556, 99090, 115695, 118908, 138834, 148635, 154260, 198180, 231390, 277668, 297270, 314519, 347085, 462780, 594540, 629038, 694170, 943557, 1258076, 1388340, 1572595, 1887114, 2830671, 3145190, 3774228, 4717785, 5661342, 6290380, 8492013, 9435570, 11322684, 14153355, 16984026, 18871140, 25476039, 28306710, 33968052, 42460065, 50952078, 56613420, 84920130, 101904156, 127380195, 169840260, 254760390, 509520780]

約数ペア:

[(1, 509520780), (2, 254760390), (3, 169840260), (4, 127380195), (5, 101904156), (6, 84920130), (9, 56613420), (10, 50952078), (12, 42460065), (15, 33968052), (18, 28306710), (20, 25476039), (27, 18871140), (30, 16984026), (36, 14153355), (45, 11322684), (54, 9435570), (60, 8492013), (81, 6290380), (90, 5661342), (108, 4717785), (135, 3774228), (162, 3145190), (180, 2830671), (270, 1887114), (324, 1572595), (367, 1388340), (405, 1258076), (540, 943557), (734, 694170), (810, 629038), (857, 594540), (1101, 462780), (1468, 347085), (1620, 314519), (1714, 297270), (1835, 277668), (2202, 231390), (2571, 198180), (3303, 154260), (3428, 148635), (3670, 138834), (4285, 118908), (4404, 115695), (5142, 99090), (5505, 92556), (6606, 77130), (7340, 69417), (7713, 66060), (8570, 59454), (9909, 51420), (10284, 49545), (11010, 46278), (12855, 39636), (13212, 38565), (15426, 33030), (16515, 30852), (17140, 29727), (19818, 25710), (22020, 23139)]