221265180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{33223}}^1$

素因数の和:33275

約数の個数: 72

約数和(自身を含む): 689331552

約数和(自身を除く): 468066372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 33223, 66446, 99669, 132892, 166115, 199338, 299007, 332230, 398676, 498345, 598014, 664460, 996690, 1196028, 1229251, 1495035, 1993380, 2458502, 2990070, 3687753, 4917004, 5980140, 6146255, 7375506, 11063259, 12292510, 14751012, 18438765, 22126518, 24585020, 36877530, 44253036, 55316295, 73755060, 110632590, 221265180]

約数ペア:

[(1, 221265180), (2, 110632590), (3, 73755060), (4, 55316295), (5, 44253036), (6, 36877530), (9, 24585020), (10, 22126518), (12, 18438765), (15, 14751012), (18, 12292510), (20, 11063259), (30, 7375506), (36, 6146255), (37, 5980140), (45, 4917004), (60, 3687753), (74, 2990070), (90, 2458502), (111, 1993380), (148, 1495035), (180, 1229251), (185, 1196028), (222, 996690), (333, 664460), (370, 598014), (444, 498345), (555, 398676), (666, 332230), (740, 299007), (1110, 199338), (1332, 166115), (1665, 132892), (2220, 99669), (3330, 66446), (6660, 33223)]