81459270

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 160

約数和(自身を含む): 236966400

約数和(自身を除く): 155507130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 67, 79, 81, 90, 95, 114, 134, 135, 158, 162, 171, 190, 201, 237, 270, 285, 335, 342, 395, 402, 405, 474, 513, 570, 603, 670, 711, 790, 810, 855, 1005, 1026, 1185, 1206, 1273, 1422, 1501, 1539, 1710, 1809, 2010, 2133, 2370, 2546, 2565, 3002, 3015, 3078, 3555, 3618, 3819, 4266, 4503, 5130, 5293, 5427, 6030, 6365, 6399, 7110, 7505, 7638, 7695, 9006, 9045, 10586, 10665, 10854, 11457, 12730, 12798, 13509, 15010, 15390, 15879, 18090, 19095, 21330, 22515, 22914, 26465, 27018, 27135, 31758, 31995, 34371, 38190, 40527, 45030, 47637, 52930, 54270, 57285, 63990, 67545, 68742, 79395, 81054, 95274, 100567, 103113, 114570, 121581, 135090, 142911, 158790, 171855, 201134, 202635, 206226, 238185, 243162, 285822, 301701, 343710, 405270, 428733, 476370, 502835, 515565, 603402, 607905, 714555, 857466, 905103, 1005670, 1031130, 1215810, 1429110, 1508505, 1810206, 2143665, 2715309, 3017010, 4287330, 4525515, 5430618, 8145927, 9051030, 13576545, 16291854, 27153090, 40729635, 81459270]

約数ペア:

[(1, 81459270), (2, 40729635), (3, 27153090), (5, 16291854), (6, 13576545), (9, 9051030), (10, 8145927), (15, 5430618), (18, 4525515), (19, 4287330), (27, 3017010), (30, 2715309), (38, 2143665), (45, 1810206), (54, 1508505), (57, 1429110), (67, 1215810), (79, 1031130), (81, 1005670), (90, 905103), (95, 857466), (114, 714555), (134, 607905), (135, 603402), (158, 515565), (162, 502835), (171, 476370), (190, 428733), (201, 405270), (237, 343710), (270, 301701), (285, 285822), (335, 243162), (342, 238185), (395, 206226), (402, 202635), (405, 201134), (474, 171855), (513, 158790), (570, 142911), (603, 135090), (670, 121581), (711, 114570), (790, 103113), (810, 100567), (855, 95274), (1005, 81054), (1026, 79395), (1185, 68742), (1206, 67545), (1273, 63990), (1422, 57285), (1501, 54270), (1539, 52930), (1710, 47637), (1809, 45030), (2010, 40527), (2133, 38190), (2370, 34371), (2546, 31995), (2565, 31758), (3002, 27135), (3015, 27018), (3078, 26465), (3555, 22914), (3618, 22515), (3819, 21330), (4266, 19095), (4503, 18090), (5130, 15879), (5293, 15390), (5427, 15010), (6030, 13509), (6365, 12798), (6399, 12730), (7110, 11457), (7505, 10854), (7638, 10665), (7695, 10586), (9006, 9045)]