18754225020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1637}}^1\times {\mathrm{63647}}^1$

素因数の和:65299

約数の個数: 72

約数和(自身を含む): 56923461504

約数和(自身を除く): 38169236484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1637, 3274, 4911, 6548, 8185, 9822, 14733, 16370, 19644, 24555, 29466, 32740, 49110, 58932, 63647, 73665, 98220, 127294, 147330, 190941, 254588, 294660, 318235, 381882, 572823, 636470, 763764, 954705, 1145646, 1272940, 1909410, 2291292, 2864115, 3818820, 5728230, 11456460, 104190139, 208380278, 312570417, 416760556, 520950695, 625140834, 937711251, 1041901390, 1250281668, 1562852085, 1875422502, 2083802780, 3125704170, 3750845004, 4688556255, 6251408340, 9377112510, 18754225020]

約数ペア:

[(1, 18754225020), (2, 9377112510), (3, 6251408340), (4, 4688556255), (5, 3750845004), (6, 3125704170), (9, 2083802780), (10, 1875422502), (12, 1562852085), (15, 1250281668), (18, 1041901390), (20, 937711251), (30, 625140834), (36, 520950695), (45, 416760556), (60, 312570417), (90, 208380278), (180, 104190139), (1637, 11456460), (3274, 5728230), (4911, 3818820), (6548, 2864115), (8185, 2291292), (9822, 1909410), (14733, 1272940), (16370, 1145646), (19644, 954705), (24555, 763764), (29466, 636470), (32740, 572823), (49110, 381882), (58932, 318235), (63647, 294660), (73665, 254588), (98220, 190941), (127294, 147330)]