8917740

素因数分解:

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

素因数の和:168

約数の個数: 144

約数和(自身を含む): 30209088

約数和(自身を除く): 21291348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 37, 39, 45, 52, 60, 65, 74, 78, 90, 103, 111, 117, 130, 148, 156, 180, 185, 195, 206, 222, 234, 260, 309, 333, 370, 390, 412, 444, 468, 481, 515, 555, 585, 618, 666, 740, 780, 927, 962, 1030, 1110, 1170, 1236, 1332, 1339, 1443, 1545, 1665, 1854, 1924, 2060, 2220, 2340, 2405, 2678, 2886, 3090, 3330, 3708, 3811, 4017, 4329, 4635, 4810, 5356, 5772, 6180, 6660, 6695, 7215, 7622, 8034, 8658, 9270, 9620, 11433, 12051, 13390, 14430, 15244, 16068, 17316, 18540, 19055, 20085, 21645, 22866, 24102, 26780, 28860, 34299, 38110, 40170, 43290, 45732, 48204, 49543, 57165, 60255, 68598, 76220, 80340, 86580, 99086, 114330, 120510, 137196, 148629, 171495, 198172, 228660, 241020, 247715, 297258, 342990, 445887, 495430, 594516, 685980, 743145, 891774, 990860, 1486290, 1783548, 2229435, 2972580, 4458870, 8917740]

約数ペア:

[(1, 8917740), (2, 4458870), (3, 2972580), (4, 2229435), (5, 1783548), (6, 1486290), (9, 990860), (10, 891774), (12, 743145), (13, 685980), (15, 594516), (18, 495430), (20, 445887), (26, 342990), (30, 297258), (36, 247715), (37, 241020), (39, 228660), (45, 198172), (52, 171495), (60, 148629), (65, 137196), (74, 120510), (78, 114330), (90, 99086), (103, 86580), (111, 80340), (117, 76220), (130, 68598), (148, 60255), (156, 57165), (180, 49543), (185, 48204), (195, 45732), (206, 43290), (222, 40170), (234, 38110), (260, 34299), (309, 28860), (333, 26780), (370, 24102), (390, 22866), (412, 21645), (444, 20085), (468, 19055), (481, 18540), (515, 17316), (555, 16068), (585, 15244), (618, 14430), (666, 13390), (740, 12051), (780, 11433), (927, 9620), (962, 9270), (1030, 8658), (1110, 8034), (1170, 7622), (1236, 7215), (1332, 6695), (1339, 6660), (1443, 6180), (1545, 5772), (1665, 5356), (1854, 4810), (1924, 4635), (2060, 4329), (2220, 4017), (2340, 3811), (2405, 3708), (2678, 3330), (2886, 3090)]