17987280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{503}}^1$

素因数の和:668

約数の個数: 80

約数和(自身を含む): 56246400

約数和(自身を除く): 38259120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 149, 240, 298, 447, 503, 596, 745, 894, 1006, 1192, 1490, 1509, 1788, 2012, 2235, 2384, 2515, 2980, 3018, 3576, 4024, 4470, 5030, 5960, 6036, 7152, 7545, 8048, 8940, 10060, 11920, 12072, 15090, 17880, 20120, 24144, 30180, 35760, 40240, 60360, 74947, 120720, 149894, 224841, 299788, 374735, 449682, 599576, 749470, 899364, 1124205, 1199152, 1498940, 1798728, 2248410, 2997880, 3597456, 4496820, 5995760, 8993640, 17987280]

約数ペア:

[(1, 17987280), (2, 8993640), (3, 5995760), (4, 4496820), (5, 3597456), (6, 2997880), (8, 2248410), (10, 1798728), (12, 1498940), (15, 1199152), (16, 1124205), (20, 899364), (24, 749470), (30, 599576), (40, 449682), (48, 374735), (60, 299788), (80, 224841), (120, 149894), (149, 120720), (240, 74947), (298, 60360), (447, 40240), (503, 35760), (596, 30180), (745, 24144), (894, 20120), (1006, 17880), (1192, 15090), (1490, 12072), (1509, 11920), (1788, 10060), (2012, 8940), (2235, 8048), (2384, 7545), (2515, 7152), (2980, 6036), (3018, 5960), (3576, 5030), (4024, 4470)]