28429560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:677

約数の個数: 96

約数和(自身を含む): 93169440

約数和(自身を除く): 64739880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 157, 180, 314, 360, 471, 503, 628, 785, 942, 1006, 1256, 1413, 1509, 1570, 1884, 2012, 2355, 2515, 2826, 3018, 3140, 3768, 4024, 4527, 4710, 5030, 5652, 6036, 6280, 7065, 7545, 9054, 9420, 10060, 11304, 12072, 14130, 15090, 18108, 18840, 20120, 22635, 28260, 30180, 36216, 45270, 56520, 60360, 78971, 90540, 157942, 181080, 236913, 315884, 394855, 473826, 631768, 710739, 789710, 947652, 1184565, 1421478, 1579420, 1895304, 2369130, 2842956, 3158840, 3553695, 4738260, 5685912, 7107390, 9476520, 14214780, 28429560]

約数ペア:

[(1, 28429560), (2, 14214780), (3, 9476520), (4, 7107390), (5, 5685912), (6, 4738260), (8, 3553695), (9, 3158840), (10, 2842956), (12, 2369130), (15, 1895304), (18, 1579420), (20, 1421478), (24, 1184565), (30, 947652), (36, 789710), (40, 710739), (45, 631768), (60, 473826), (72, 394855), (90, 315884), (120, 236913), (157, 181080), (180, 157942), (314, 90540), (360, 78971), (471, 60360), (503, 56520), (628, 45270), (785, 36216), (942, 30180), (1006, 28260), (1256, 22635), (1413, 20120), (1509, 18840), (1570, 18108), (1884, 15090), (2012, 14130), (2355, 12072), (2515, 11304), (2826, 10060), (3018, 9420), (3140, 9054), (3768, 7545), (4024, 7065), (4527, 6280), (4710, 6036), (5030, 5652)]