19501650

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:217

約数の個数: 144

約数和(自身を含む): 61746048

約数和(自身を除く): 42244398

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 41, 42, 45, 50, 63, 70, 75, 82, 90, 105, 123, 126, 150, 151, 175, 205, 210, 225, 246, 287, 302, 315, 350, 369, 410, 450, 453, 525, 574, 615, 630, 738, 755, 861, 906, 1025, 1050, 1057, 1230, 1359, 1435, 1510, 1575, 1722, 1845, 2050, 2114, 2265, 2583, 2718, 2870, 3075, 3150, 3171, 3690, 3775, 4305, 4530, 5166, 5285, 6150, 6191, 6342, 6795, 7175, 7550, 8610, 9225, 9513, 10570, 11325, 12382, 12915, 13590, 14350, 15855, 18450, 18573, 19026, 21525, 22650, 25830, 26425, 30955, 31710, 33975, 37146, 43050, 43337, 47565, 52850, 55719, 61910, 64575, 67950, 79275, 86674, 92865, 95130, 111438, 129150, 130011, 154775, 158550, 185730, 216685, 237825, 260022, 278595, 309550, 390033, 433370, 464325, 475650, 557190, 650055, 780066, 928650, 1083425, 1300110, 1392975, 1950165, 2166850, 2785950, 3250275, 3900330, 6500550, 9750825, 19501650]

約数ペア:

[(1, 19501650), (2, 9750825), (3, 6500550), (5, 3900330), (6, 3250275), (7, 2785950), (9, 2166850), (10, 1950165), (14, 1392975), (15, 1300110), (18, 1083425), (21, 928650), (25, 780066), (30, 650055), (35, 557190), (41, 475650), (42, 464325), (45, 433370), (50, 390033), (63, 309550), (70, 278595), (75, 260022), (82, 237825), (90, 216685), (105, 185730), (123, 158550), (126, 154775), (150, 130011), (151, 129150), (175, 111438), (205, 95130), (210, 92865), (225, 86674), (246, 79275), (287, 67950), (302, 64575), (315, 61910), (350, 55719), (369, 52850), (410, 47565), (450, 43337), (453, 43050), (525, 37146), (574, 33975), (615, 31710), (630, 30955), (738, 26425), (755, 25830), (861, 22650), (906, 21525), (1025, 19026), (1050, 18573), (1057, 18450), (1230, 15855), (1359, 14350), (1435, 13590), (1510, 12915), (1575, 12382), (1722, 11325), (1845, 10570), (2050, 9513), (2114, 9225), (2265, 8610), (2583, 7550), (2718, 7175), (2870, 6795), (3075, 6342), (3150, 6191), (3171, 6150), (3690, 5285), (3775, 5166), (4305, 4530)]