72004275

素因数分解:

$3^3\times 5^2\times 7^3\times {\mathrm{311}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 154752000

約数和(自身を除く): 82747725

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 311, 315, 343, 441, 525, 675, 735, 933, 945, 1029, 1225, 1323, 1555, 1575, 1715, 2177, 2205, 2799, 3087, 3675, 4665, 4725, 5145, 6531, 6615, 7775, 8397, 8575, 9261, 10885, 11025, 13995, 15239, 15435, 19593, 23325, 25725, 32655, 33075, 41985, 45717, 46305, 54425, 58779, 69975, 76195, 77175, 97965, 106673, 137151, 163275, 209925, 228585, 231525, 293895, 320019, 380975, 411453, 489825, 533365, 685755, 960057, 1142925, 1469475, 1600095, 2057265, 2666825, 2880171, 3428775, 4800285, 8000475, 10286325, 14400855, 24001425, 72004275]

約数ペア:

[(1, 72004275), (3, 24001425), (5, 14400855), (7, 10286325), (9, 8000475), (15, 4800285), (21, 3428775), (25, 2880171), (27, 2666825), (35, 2057265), (45, 1600095), (49, 1469475), (63, 1142925), (75, 960057), (105, 685755), (135, 533365), (147, 489825), (175, 411453), (189, 380975), (225, 320019), (245, 293895), (311, 231525), (315, 228585), (343, 209925), (441, 163275), (525, 137151), (675, 106673), (735, 97965), (933, 77175), (945, 76195), (1029, 69975), (1225, 58779), (1323, 54425), (1555, 46305), (1575, 45717), (1715, 41985), (2177, 33075), (2205, 32655), (2799, 25725), (3087, 23325), (3675, 19593), (4665, 15435), (4725, 15239), (5145, 13995), (6531, 11025), (6615, 10885), (7775, 9261), (8397, 8575)]