18054450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{757}}^1$

素因数の和:828

約数の個数: 72

約数和(自身を含む): 49486788

約数和(自身を除く): 31432338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 53, 75, 90, 106, 150, 159, 225, 265, 318, 450, 477, 530, 757, 795, 954, 1325, 1514, 1590, 2271, 2385, 2650, 3785, 3975, 4542, 4770, 6813, 7570, 7950, 11355, 11925, 13626, 18925, 22710, 23850, 34065, 37850, 40121, 56775, 68130, 80242, 113550, 120363, 170325, 200605, 240726, 340650, 361089, 401210, 601815, 722178, 1003025, 1203630, 1805445, 2006050, 3009075, 3610890, 6018150, 9027225, 18054450]

約数ペア:

[(1, 18054450), (2, 9027225), (3, 6018150), (5, 3610890), (6, 3009075), (9, 2006050), (10, 1805445), (15, 1203630), (18, 1003025), (25, 722178), (30, 601815), (45, 401210), (50, 361089), (53, 340650), (75, 240726), (90, 200605), (106, 170325), (150, 120363), (159, 113550), (225, 80242), (265, 68130), (318, 56775), (450, 40121), (477, 37850), (530, 34065), (757, 23850), (795, 22710), (954, 18925), (1325, 13626), (1514, 11925), (1590, 11355), (2271, 7950), (2385, 7570), (2650, 6813), (3785, 4770), (3975, 4542)]