30481850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:192

約数の個数: 96

約数和(自身を含む): 70709760

約数和(自身を除く): 40227910

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 47, 50, 70, 85, 94, 109, 119, 170, 175, 218, 235, 238, 329, 350, 425, 470, 545, 595, 658, 763, 799, 850, 1090, 1175, 1190, 1526, 1598, 1645, 1853, 2350, 2725, 2975, 3290, 3706, 3815, 3995, 5123, 5450, 5593, 5950, 7630, 7990, 8225, 9265, 10246, 11186, 12971, 16450, 18530, 19075, 19975, 25615, 25942, 27965, 35861, 38150, 39950, 46325, 51230, 55930, 64855, 71722, 87091, 92650, 128075, 129710, 139825, 174182, 179305, 256150, 279650, 324275, 358610, 435455, 609637, 648550, 870910, 896525, 1219274, 1793050, 2177275, 3048185, 4354550, 6096370, 15240925, 30481850]

約数ペア:

[(1, 30481850), (2, 15240925), (5, 6096370), (7, 4354550), (10, 3048185), (14, 2177275), (17, 1793050), (25, 1219274), (34, 896525), (35, 870910), (47, 648550), (50, 609637), (70, 435455), (85, 358610), (94, 324275), (109, 279650), (119, 256150), (170, 179305), (175, 174182), (218, 139825), (235, 129710), (238, 128075), (329, 92650), (350, 87091), (425, 71722), (470, 64855), (545, 55930), (595, 51230), (658, 46325), (763, 39950), (799, 38150), (850, 35861), (1090, 27965), (1175, 25942), (1190, 25615), (1526, 19975), (1598, 19075), (1645, 18530), (1853, 16450), (2350, 12971), (2725, 11186), (2975, 10246), (3290, 9265), (3706, 8225), (3815, 7990), (3995, 7630), (5123, 5950), (5450, 5593)]