19477500

素因数分解:

$2^2\times 3^1\times 5^4\times 7^2\times {\mathrm{53}}^1$

素因数の和:94

約数の個数: 180

約数和(自身を含む): 67309704

約数和(自身を除く): 47832204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 53, 60, 70, 75, 84, 98, 100, 105, 106, 125, 140, 147, 150, 159, 175, 196, 210, 212, 245, 250, 265, 294, 300, 318, 350, 371, 375, 420, 490, 500, 525, 530, 588, 625, 636, 700, 735, 742, 750, 795, 875, 980, 1050, 1060, 1113, 1225, 1250, 1325, 1470, 1484, 1500, 1590, 1750, 1855, 1875, 2100, 2226, 2450, 2500, 2597, 2625, 2650, 2940, 3180, 3500, 3675, 3710, 3750, 3975, 4375, 4452, 4900, 5194, 5250, 5300, 5565, 6125, 6625, 7350, 7420, 7500, 7791, 7950, 8750, 9275, 10388, 10500, 11130, 12250, 12985, 13125, 13250, 14700, 15582, 15900, 17500, 18375, 18550, 19875, 22260, 24500, 25970, 26250, 26500, 27825, 30625, 31164, 33125, 36750, 37100, 38955, 39750, 46375, 51940, 52500, 55650, 61250, 64925, 66250, 73500, 77910, 79500, 91875, 92750, 99375, 111300, 122500, 129850, 132500, 139125, 155820, 183750, 185500, 194775, 198750, 231875, 259700, 278250, 324625, 367500, 389550, 397500, 463750, 556500, 649250, 695625, 779100, 927500, 973875, 1298500, 1391250, 1623125, 1947750, 2782500, 3246250, 3895500, 4869375, 6492500, 9738750, 19477500]

約数ペア:

[(1, 19477500), (2, 9738750), (3, 6492500), (4, 4869375), (5, 3895500), (6, 3246250), (7, 2782500), (10, 1947750), (12, 1623125), (14, 1391250), (15, 1298500), (20, 973875), (21, 927500), (25, 779100), (28, 695625), (30, 649250), (35, 556500), (42, 463750), (49, 397500), (50, 389550), (53, 367500), (60, 324625), (70, 278250), (75, 259700), (84, 231875), (98, 198750), (100, 194775), (105, 185500), (106, 183750), (125, 155820), (140, 139125), (147, 132500), (150, 129850), (159, 122500), (175, 111300), (196, 99375), (210, 92750), (212, 91875), (245, 79500), (250, 77910), (265, 73500), (294, 66250), (300, 64925), (318, 61250), (350, 55650), (371, 52500), (375, 51940), (420, 46375), (490, 39750), (500, 38955), (525, 37100), (530, 36750), (588, 33125), (625, 31164), (636, 30625), (700, 27825), (735, 26500), (742, 26250), (750, 25970), (795, 24500), (875, 22260), (980, 19875), (1050, 18550), (1060, 18375), (1113, 17500), (1225, 15900), (1250, 15582), (1325, 14700), (1470, 13250), (1484, 13125), (1500, 12985), (1590, 12250), (1750, 11130), (1855, 10500), (1875, 10388), (2100, 9275), (2226, 8750), (2450, 7950), (2500, 7791), (2597, 7500), (2625, 7420), (2650, 7350), (2940, 6625), (3180, 6125), (3500, 5565), (3675, 5300), (3710, 5250), (3750, 5194), (3975, 4900), (4375, 4452)]