19604700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:213

約数の個数: 144

約数和(自身を含む): 64683360

約数和(自身を除く): 45078660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 53, 54, 60, 75, 90, 100, 106, 108, 135, 137, 150, 159, 180, 212, 225, 265, 270, 274, 300, 318, 411, 450, 477, 530, 540, 548, 636, 675, 685, 795, 822, 900, 954, 1060, 1233, 1325, 1350, 1370, 1431, 1590, 1644, 1908, 2055, 2385, 2466, 2650, 2700, 2740, 2862, 3180, 3425, 3699, 3975, 4110, 4770, 4932, 5300, 5724, 6165, 6850, 7155, 7261, 7398, 7950, 8220, 9540, 10275, 11925, 12330, 13700, 14310, 14522, 14796, 15900, 18495, 20550, 21783, 23850, 24660, 28620, 29044, 30825, 35775, 36305, 36990, 41100, 43566, 47700, 61650, 65349, 71550, 72610, 73980, 87132, 92475, 108915, 123300, 130698, 143100, 145220, 181525, 184950, 196047, 217830, 261396, 326745, 363050, 369900, 392094, 435660, 544575, 653490, 726100, 784188, 980235, 1089150, 1306980, 1633725, 1960470, 2178300, 3267450, 3920940, 4901175, 6534900, 9802350, 19604700]

約数ペア:

[(1, 19604700), (2, 9802350), (3, 6534900), (4, 4901175), (5, 3920940), (6, 3267450), (9, 2178300), (10, 1960470), (12, 1633725), (15, 1306980), (18, 1089150), (20, 980235), (25, 784188), (27, 726100), (30, 653490), (36, 544575), (45, 435660), (50, 392094), (53, 369900), (54, 363050), (60, 326745), (75, 261396), (90, 217830), (100, 196047), (106, 184950), (108, 181525), (135, 145220), (137, 143100), (150, 130698), (159, 123300), (180, 108915), (212, 92475), (225, 87132), (265, 73980), (270, 72610), (274, 71550), (300, 65349), (318, 61650), (411, 47700), (450, 43566), (477, 41100), (530, 36990), (540, 36305), (548, 35775), (636, 30825), (675, 29044), (685, 28620), (795, 24660), (822, 23850), (900, 21783), (954, 20550), (1060, 18495), (1233, 15900), (1325, 14796), (1350, 14522), (1370, 14310), (1431, 13700), (1590, 12330), (1644, 11925), (1908, 10275), (2055, 9540), (2385, 8220), (2466, 7950), (2650, 7398), (2700, 7261), (2740, 7155), (2862, 6850), (3180, 6165), (3425, 5724), (3699, 5300), (3975, 4932), (4110, 4770)]