1215810

素因数分解:

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

素因数の和:117

約数の個数: 80

約数和(自身を含む): 3484800

約数和(自身を除く): 2268990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 79, 81, 90, 95, 114, 135, 158, 162, 171, 190, 237, 270, 285, 342, 395, 405, 474, 513, 570, 711, 790, 810, 855, 1026, 1185, 1422, 1501, 1539, 1710, 2133, 2370, 2565, 3002, 3078, 3555, 4266, 4503, 5130, 6399, 7110, 7505, 7695, 9006, 10665, 12798, 13509, 15010, 15390, 21330, 22515, 27018, 31995, 40527, 45030, 63990, 67545, 81054, 121581, 135090, 202635, 243162, 405270, 607905, 1215810]

約数ペア:

[(1, 1215810), (2, 607905), (3, 405270), (5, 243162), (6, 202635), (9, 135090), (10, 121581), (15, 81054), (18, 67545), (19, 63990), (27, 45030), (30, 40527), (38, 31995), (45, 27018), (54, 22515), (57, 21330), (79, 15390), (81, 15010), (90, 13509), (95, 12798), (114, 10665), (135, 9006), (158, 7695), (162, 7505), (171, 7110), (190, 6399), (237, 5130), (270, 4503), (285, 4266), (342, 3555), (395, 3078), (405, 3002), (474, 2565), (513, 2370), (570, 2133), (711, 1710), (790, 1539), (810, 1501), (855, 1422), (1026, 1185)]