206550

素因数分解:

$2^1\times 3^5\times 5^2\times {\mathrm{17}}^1$

素因数の和:44

約数の個数: 72

約数和(自身を含む): 609336

約数和(自身を除く): 402786

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 27, 30, 34, 45, 50, 51, 54, 75, 81, 85, 90, 102, 135, 150, 153, 162, 170, 225, 243, 255, 270, 306, 405, 425, 450, 459, 486, 510, 675, 765, 810, 850, 918, 1215, 1275, 1350, 1377, 1530, 2025, 2295, 2430, 2550, 2754, 3825, 4050, 4131, 4590, 6075, 6885, 7650, 8262, 11475, 12150, 13770, 20655, 22950, 34425, 41310, 68850, 103275, 206550]

約数ペア:

[(1, 206550), (2, 103275), (3, 68850), (5, 41310), (6, 34425), (9, 22950), (10, 20655), (15, 13770), (17, 12150), (18, 11475), (25, 8262), (27, 7650), (30, 6885), (34, 6075), (45, 4590), (50, 4131), (51, 4050), (54, 3825), (75, 2754), (81, 2550), (85, 2430), (90, 2295), (102, 2025), (135, 1530), (150, 1377), (153, 1350), (162, 1275), (170, 1215), (225, 918), (243, 850), (255, 810), (270, 765), (306, 675), (405, 510), (425, 486), (450, 459)]