28552560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{439}}^1$

素因数の和:726

約数の個数: 80

約数和(自身を含む): 89041920

約数和(自身を除く): 60489360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 271, 439, 542, 813, 878, 1084, 1317, 1355, 1626, 1756, 2168, 2195, 2634, 2710, 3252, 3512, 4065, 4336, 4390, 5268, 5420, 6504, 6585, 7024, 8130, 8780, 10536, 10840, 13008, 13170, 16260, 17560, 21072, 21680, 26340, 32520, 35120, 52680, 65040, 105360, 118969, 237938, 356907, 475876, 594845, 713814, 951752, 1189690, 1427628, 1784535, 1903504, 2379380, 2855256, 3569070, 4758760, 5710512, 7138140, 9517520, 14276280, 28552560]

約数ペア:

[(1, 28552560), (2, 14276280), (3, 9517520), (4, 7138140), (5, 5710512), (6, 4758760), (8, 3569070), (10, 2855256), (12, 2379380), (15, 1903504), (16, 1784535), (20, 1427628), (24, 1189690), (30, 951752), (40, 713814), (48, 594845), (60, 475876), (80, 356907), (120, 237938), (240, 118969), (271, 105360), (439, 65040), (542, 52680), (813, 35120), (878, 32520), (1084, 26340), (1317, 21680), (1355, 21072), (1626, 17560), (1756, 16260), (2168, 13170), (2195, 13008), (2634, 10840), (2710, 10536), (3252, 8780), (3512, 8130), (4065, 7024), (4336, 6585), (4390, 6504), (5268, 5420)]