18284850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{179}}^1\times {\mathrm{227}}^1$

素因数の和:424

約数の個数: 72

約数和(自身を含む): 49617360

約数和(自身を除く): 31332510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 179, 225, 227, 358, 450, 454, 537, 681, 895, 1074, 1135, 1362, 1611, 1790, 2043, 2270, 2685, 3222, 3405, 4086, 4475, 5370, 5675, 6810, 8055, 8950, 10215, 11350, 13425, 16110, 17025, 20430, 26850, 34050, 40275, 40633, 51075, 80550, 81266, 102150, 121899, 203165, 243798, 365697, 406330, 609495, 731394, 1015825, 1218990, 1828485, 2031650, 3047475, 3656970, 6094950, 9142425, 18284850]

約数ペア:

[(1, 18284850), (2, 9142425), (3, 6094950), (5, 3656970), (6, 3047475), (9, 2031650), (10, 1828485), (15, 1218990), (18, 1015825), (25, 731394), (30, 609495), (45, 406330), (50, 365697), (75, 243798), (90, 203165), (150, 121899), (179, 102150), (225, 81266), (227, 80550), (358, 51075), (450, 40633), (454, 40275), (537, 34050), (681, 26850), (895, 20430), (1074, 17025), (1135, 16110), (1362, 13425), (1611, 11350), (1790, 10215), (2043, 8950), (2270, 8055), (2685, 6810), (3222, 5675), (3405, 5370), (4086, 4475)]