8780850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 27081600

約数和(自身を除く): 18300750

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 25, 26, 30, 38, 39, 45, 50, 57, 65, 75, 78, 79, 90, 95, 114, 117, 130, 150, 158, 171, 190, 195, 225, 234, 237, 247, 285, 325, 342, 390, 395, 450, 474, 475, 494, 570, 585, 650, 711, 741, 790, 855, 950, 975, 1027, 1170, 1185, 1235, 1422, 1425, 1482, 1501, 1710, 1950, 1975, 2054, 2223, 2370, 2470, 2850, 2925, 3002, 3081, 3555, 3705, 3950, 4275, 4446, 4503, 5135, 5850, 5925, 6162, 6175, 7110, 7410, 7505, 8550, 9006, 9243, 10270, 11115, 11850, 12350, 13509, 15010, 15405, 17775, 18486, 18525, 19513, 22230, 22515, 25675, 27018, 30810, 35550, 37050, 37525, 39026, 45030, 46215, 51350, 55575, 58539, 67545, 75050, 77025, 92430, 97565, 111150, 112575, 117078, 135090, 154050, 175617, 195130, 225150, 231075, 292695, 337725, 351234, 462150, 487825, 585390, 675450, 878085, 975650, 1463475, 1756170, 2926950, 4390425, 8780850]

約数ペア:

[(1, 8780850), (2, 4390425), (3, 2926950), (5, 1756170), (6, 1463475), (9, 975650), (10, 878085), (13, 675450), (15, 585390), (18, 487825), (19, 462150), (25, 351234), (26, 337725), (30, 292695), (38, 231075), (39, 225150), (45, 195130), (50, 175617), (57, 154050), (65, 135090), (75, 117078), (78, 112575), (79, 111150), (90, 97565), (95, 92430), (114, 77025), (117, 75050), (130, 67545), (150, 58539), (158, 55575), (171, 51350), (190, 46215), (195, 45030), (225, 39026), (234, 37525), (237, 37050), (247, 35550), (285, 30810), (325, 27018), (342, 25675), (390, 22515), (395, 22230), (450, 19513), (474, 18525), (475, 18486), (494, 17775), (570, 15405), (585, 15010), (650, 13509), (711, 12350), (741, 11850), (790, 11115), (855, 10270), (950, 9243), (975, 9006), (1027, 8550), (1170, 7505), (1185, 7410), (1235, 7110), (1422, 6175), (1425, 6162), (1482, 5925), (1501, 5850), (1710, 5135), (1950, 4503), (1975, 4446), (2054, 4275), (2223, 3950), (2370, 3705), (2470, 3555), (2850, 3081), (2925, 3002)]