28239510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:182

約数の個数: 128

約数和(自身を含む): 79672320

約数和(自身を除く): 51432810

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 37, 38, 39, 57, 65, 74, 78, 95, 103, 111, 114, 130, 185, 190, 195, 206, 222, 247, 285, 309, 370, 390, 481, 494, 515, 555, 570, 618, 703, 741, 962, 1030, 1110, 1235, 1339, 1406, 1443, 1482, 1545, 1957, 2109, 2405, 2470, 2678, 2886, 3090, 3515, 3705, 3811, 3914, 4017, 4218, 4810, 5871, 6695, 7030, 7215, 7410, 7622, 8034, 9139, 9785, 10545, 11433, 11742, 13390, 14430, 18278, 19055, 19570, 20085, 21090, 22866, 25441, 27417, 29355, 38110, 40170, 45695, 49543, 50882, 54834, 57165, 58710, 72409, 76323, 91390, 99086, 114330, 127205, 137085, 144818, 148629, 152646, 217227, 247715, 254410, 274170, 297258, 362045, 381615, 434454, 495430, 724090, 743145, 763230, 941317, 1086135, 1486290, 1882634, 2172270, 2823951, 4706585, 5647902, 9413170, 14119755, 28239510]

約数ペア:

[(1, 28239510), (2, 14119755), (3, 9413170), (5, 5647902), (6, 4706585), (10, 2823951), (13, 2172270), (15, 1882634), (19, 1486290), (26, 1086135), (30, 941317), (37, 763230), (38, 743145), (39, 724090), (57, 495430), (65, 434454), (74, 381615), (78, 362045), (95, 297258), (103, 274170), (111, 254410), (114, 247715), (130, 217227), (185, 152646), (190, 148629), (195, 144818), (206, 137085), (222, 127205), (247, 114330), (285, 99086), (309, 91390), (370, 76323), (390, 72409), (481, 58710), (494, 57165), (515, 54834), (555, 50882), (570, 49543), (618, 45695), (703, 40170), (741, 38110), (962, 29355), (1030, 27417), (1110, 25441), (1235, 22866), (1339, 21090), (1406, 20085), (1443, 19570), (1482, 19055), (1545, 18278), (1957, 14430), (2109, 13390), (2405, 11742), (2470, 11433), (2678, 10545), (2886, 9785), (3090, 9139), (3515, 8034), (3705, 7622), (3811, 7410), (3914, 7215), (4017, 7030), (4218, 6695), (4810, 5871)]